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Finding the Fourth Proportional to 2,978,113.80, 4,468,337.10 and 1,085,046.60

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Solution

The fourth proportional to 2,978,113.80, 4,468,337.10 and 1,085,046.60 is: 1,627,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,113.80 : 4,468,337.10 = 1,085,046.60 : x
  2. Step 2: Convert to fraction form
    2,978,113.80/4,468,337.10 = 1,085,046.60/x
  3. Step 3: Cross multiply
    2,978,113.80x = 4,468,337.10 × 1,085,046.60
  4. Step 4: Simplify right side
    2,978,113.80x = 4,848,353,978,008.86
  5. Step 5: Solve for x
    x = 4,848,353,978,008.86/2,978,113.80
  6. Step 6: Final answer
    x = 1,627,994.87

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