Finding the Fourth Proportional to 59,009.88, 81,999.24 and 58,403.04

Step by Step Solution

1. Step 1: Write the proportion equation
   59,009.88 : 81,999.24 = 58,403.04 : x
2. Step 2: Convert to fraction form
   59,009.88/81,999.24 = 58,403.04/x
3. Step 3: Cross multiply
   59,009.88x = 81,999.24 × 58,403.04
4. Step 4: Simplify right side
   59,009.88x = 4,789,004,893.69
5. Step 5: Solve for x
   x = 4,789,004,893.69/59,009.88
6. Step 6: Final answer
   x = 81,155.98