Finding the Fourth Proportional to 72,096.32, 99,492.72 and 40,265.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,096.32 : 99,492.72 = 40,265.24 : x
2. Step 2: Convert to fraction form
   72,096.32/99,492.72 = 40,265.24/x
3. Step 3: Cross multiply
   72,096.32x = 99,492.72 × 40,265.24
4. Step 4: Simplify right side
   72,096.32x = 4,006,098,249.05
5. Step 5: Solve for x
   x = 4,006,098,249.05/72,096.32
6. Step 6: Final answer
   x = 55,565.92