Finding the Fourth Proportional to 72,502.04, 99,995.10 and 59,904.92

Step by Step Solution

1. Step 1: Write the proportion equation
   72,502.04 : 99,995.10 = 59,904.92 : x
2. Step 2: Convert to fraction form
   72,502.04/99,995.10 = 59,904.92/x
3. Step 3: Cross multiply
   72,502.04x = 99,995.10 × 59,904.92
4. Step 4: Simplify right side
   72,502.04x = 5,990,198,465.89
5. Step 5: Solve for x
   x = 5,990,198,465.89/72,502.04
6. Step 6: Final answer
   x = 82,621.10