Finding the Fourth Proportional to 23,015,792.72, 34,519,839.76 and 8,439,700.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,015,792.72 : 34,519,839.76 = 8,439,700.16 : x
2. Step 2: Convert to fraction form
   23,015,792.72/34,519,839.76 = 8,439,700.16/x
3. Step 3: Cross multiply
   23,015,792.72x = 34,519,839.76 × 8,439,700.16
4. Step 4: Simplify right side
   23,015,792.72x = 291,337,097,145,646.38
5. Step 5: Solve for x
   x = 291,337,097,145,646.38/23,015,792.72
6. Step 6: Final answer
   x = 12,658,138.73