Finding the Fourth Proportional to 87,005.31, 130,510.67 and 41,403.02

Step by Step Solution

1. Step 1: Write the proportion equation
   87,005.31 : 130,510.67 = 41,403.02 : x
2. Step 2: Convert to fraction form
   87,005.31/130,510.67 = 41,403.02/x
3. Step 3: Cross multiply
   87,005.31x = 130,510.67 × 41,403.02
4. Step 4: Simplify right side
   87,005.31x = 5,403,535,999.48
5. Step 5: Solve for x
   x = 5,403,535,999.48/87,005.31
6. Step 6: Final answer
   x = 62,105.82