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Finding the Fourth Proportional to 70,978.48, 106,292.76 and 44,617.84

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Solution

The fourth proportional to 70,978.48, 106,292.76 and 44,617.84 is: 66,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,978.48 : 106,292.76 = 44,617.84 : x
  2. Step 2: Convert to fraction form
    70,978.48/106,292.76 = 44,617.84/x
  3. Step 3: Cross multiply
    70,978.48x = 106,292.76 × 44,617.84
  4. Step 4: Simplify right side
    70,978.48x = 4,742,553,358.84
  5. Step 5: Solve for x
    x = 4,742,553,358.84/70,978.48
  6. Step 6: Final answer
    x = 66,816.78

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