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Finding the Fourth Proportional to 78,960.15, 118,446.44 and 26,369.82

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Solution

The fourth proportional to 78,960.15, 118,446.44 and 26,369.82 is: 39,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,960.15 : 118,446.44 = 26,369.82 : x
  2. Step 2: Convert to fraction form
    78,960.15/118,446.44 = 26,369.82/x
  3. Step 3: Cross multiply
    78,960.15x = 118,446.44 × 26,369.82
  4. Step 4: Simplify right side
    78,960.15x = 3,123,411,170.59
  5. Step 5: Solve for x
    x = 3,123,411,170.59/78,960.15
  6. Step 6: Final answer
    x = 39,556.80

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