Finding the Fourth Proportional to 88,842.96, 133,171.56 and 42,040.08

Step by Step Solution

1. Step 1: Write the proportion equation
   88,842.96 : 133,171.56 = 42,040.08 : x
2. Step 2: Convert to fraction form
   88,842.96/133,171.56 = 42,040.08/x
3. Step 3: Cross multiply
   88,842.96x = 133,171.56 × 42,040.08
4. Step 4: Simplify right side
   88,842.96x = 5,598,543,036.12
5. Step 5: Solve for x
   x = 5,598,543,036.12/88,842.96
6. Step 6: Final answer
   x = 63,016.17