Finding the Fourth Proportional to 72,088.96, 99,491.22 and 59,968.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,088.96 : 99,491.22 = 59,968.04 : x
2. Step 2: Convert to fraction form
   72,088.96/99,491.22 = 59,968.04/x
3. Step 3: Cross multiply
   72,088.96x = 99,491.22 × 59,968.04
4. Step 4: Simplify right side
   72,088.96x = 5,966,293,460.61
5. Step 5: Solve for x
   x = 5,966,293,460.61/72,088.96
6. Step 6: Final answer
   x = 82,762.93