Finding the Fourth Proportional to 42,387.64, 58,499.62 and 27,088.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,387.64 : 58,499.62 = 27,088.29 : x
2. Step 2: Convert to fraction form
   42,387.64/58,499.62 = 27,088.29/x
3. Step 3: Cross multiply
   42,387.64x = 58,499.62 × 27,088.29
4. Step 4: Simplify right side
   42,387.64x = 1,584,654,603.73
5. Step 5: Solve for x
   x = 1,584,654,603.73/42,387.64
6. Step 6: Final answer
   x = 37,384.83