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Finding the Fourth Proportional to 236,612.60, 355,016.10 and 86,924.60

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Solution

The fourth proportional to 236,612.60, 355,016.10 and 86,924.60 is: 130,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,612.60 : 355,016.10 = 86,924.60 : x
  2. Step 2: Convert to fraction form
    236,612.60/355,016.10 = 86,924.60/x
  3. Step 3: Cross multiply
    236,612.60x = 355,016.10 × 86,924.60
  4. Step 4: Simplify right side
    236,612.60x = 30,859,632,486.06
  5. Step 5: Solve for x
    x = 30,859,632,486.06/236,612.60
  6. Step 6: Final answer
    x = 130,422.61

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