Finding the Fourth Proportional to 22,710,350.92, 31,339,393.12 and 12,397,061.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,710,350.92 : 31,339,393.12 = 12,397,061.56 : x
2. Step 2: Convert to fraction form
   22,710,350.92/31,339,393.12 = 12,397,061.56/x
3. Step 3: Cross multiply
   22,710,350.92x = 31,339,393.12 × 12,397,061.56
4. Step 4: Simplify right side
   22,710,350.92x = 388,516,385,761,680.50
5. Step 5: Solve for x
   x = 388,516,385,761,680.50/22,710,350.92
6. Step 6: Final answer
   x = 17,107,458.49