Finding the Fourth Proportional to 87,869.89, 131,798.26 and 31,710.00

Step by Step Solution

1. Step 1: Write the proportion equation
   87,869.89 : 131,798.26 = 31,710.00 : x
2. Step 2: Convert to fraction form
   87,869.89/131,798.26 = 31,710.00/x
3. Step 3: Cross multiply
   87,869.89x = 131,798.26 × 31,710.00
4. Step 4: Simplify right side
   87,869.89x = 4,179,322,007.06
5. Step 5: Solve for x
   x = 4,179,322,007.06/87,869.89
6. Step 6: Final answer
   x = 47,562.62