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Finding the Fourth Proportional to 78,902.18, 108,879.80 and 44,914.15

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Solution

The fourth proportional to 78,902.18, 108,879.80 and 44,914.15 is: 61,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,902.18 : 108,879.80 = 44,914.15 : x
  2. Step 2: Convert to fraction form
    78,902.18/108,879.80 = 44,914.15/x
  3. Step 3: Cross multiply
    78,902.18x = 108,879.80 × 44,914.15
  4. Step 4: Simplify right side
    78,902.18x = 4,890,242,968.25
  5. Step 5: Solve for x
    x = 4,890,242,968.25/78,902.18
  6. Step 6: Final answer
    x = 61,978.56

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