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Finding the Fourth Proportional to 77,796.50, 107,352.79 and 43,794.12

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Solution

The fourth proportional to 77,796.50, 107,352.79 and 43,794.12 is: 60,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,796.50 : 107,352.79 = 43,794.12 : x
  2. Step 2: Convert to fraction form
    77,796.50/107,352.79 = 43,794.12/x
  3. Step 3: Cross multiply
    77,796.50x = 107,352.79 × 43,794.12
  4. Step 4: Simplify right side
    77,796.50x = 4,701,420,967.59
  5. Step 5: Solve for x
    x = 4,701,420,967.59/77,796.50
  6. Step 6: Final answer
    x = 60,432.29

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