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Finding the Fourth Proportional to 78,906.42, 108,892.89 and 43,096.05

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Solution

The fourth proportional to 78,906.42, 108,892.89 and 43,096.05 is: 59,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,906.42 : 108,892.89 = 43,096.05 : x
  2. Step 2: Convert to fraction form
    78,906.42/108,892.89 = 43,096.05/x
  3. Step 3: Cross multiply
    78,906.42x = 108,892.89 × 43,096.05
  4. Step 4: Simplify right side
    78,906.42x = 4,692,853,432.08
  5. Step 5: Solve for x
    x = 4,692,853,432.08/78,906.42
  6. Step 6: Final answer
    x = 59,473.66

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