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Finding the Fourth Proportional to 78,902.42, 108,857.13 and 46,630.22

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Solution

The fourth proportional to 78,902.42, 108,857.13 and 46,630.22 is: 64,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,902.42 : 108,857.13 = 46,630.22 : x
  2. Step 2: Convert to fraction form
    78,902.42/108,857.13 = 46,630.22/x
  3. Step 3: Cross multiply
    78,902.42x = 108,857.13 × 46,630.22
  4. Step 4: Simplify right side
    78,902.42x = 5,076,031,920.47
  5. Step 5: Solve for x
    x = 5,076,031,920.47/78,902.42
  6. Step 6: Final answer
    x = 64,333.03

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