Finding the Fourth Proportional to 22,782,982.71, 31,440,516.20 and 12,469,705.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,782,982.71 : 31,440,516.20 = 12,469,705.83 : x
2. Step 2: Convert to fraction form
   22,782,982.71/31,440,516.20 = 12,469,705.83/x
3. Step 3: Cross multiply
   22,782,982.71x = 31,440,516.20 × 12,469,705.83
4. Step 4: Simplify right side
   22,782,982.71x = 392,053,988,095,000.94
5. Step 5: Solve for x
   x = 392,053,988,095,000.94/22,782,982.71
6. Step 6: Final answer
   x = 17,208,194.08