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Finding the Fourth Proportional to 88,663.62, 122,307.39 and 56,796.60

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Solution

The fourth proportional to 88,663.62, 122,307.39 and 56,796.60 is: 78,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,663.62 : 122,307.39 = 56,796.60 : x
  2. Step 2: Convert to fraction form
    88,663.62/122,307.39 = 56,796.60/x
  3. Step 3: Cross multiply
    88,663.62x = 122,307.39 × 56,796.60
  4. Step 4: Simplify right side
    88,663.62x = 6,946,643,906.87
  5. Step 5: Solve for x
    x = 6,946,643,906.87/88,663.62
  6. Step 6: Final answer
    x = 78,348.30

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