Finding the Fourth Proportional to 22,717,550.79, 31,350,096.05 and 12,404,200.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,717,550.79 : 31,350,096.05 = 12,404,200.05 : x
2. Step 2: Convert to fraction form
   22,717,550.79/31,350,096.05 = 12,404,200.05/x
3. Step 3: Cross multiply
   22,717,550.79x = 31,350,096.05 × 12,404,200.05
4. Step 4: Simplify right side
   22,717,550.79x = 388,872,862,928,893.88
5. Step 5: Solve for x
   x = 388,872,862,928,893.88/22,717,550.79
6. Step 6: Final answer
   x = 17,117,728.34