Finding the Fourth Proportional to 22,784,216.38, 31,442,513.92 and 12,470,718.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,784,216.38 : 31,442,513.92 = 12,470,718.04 : x
2. Step 2: Convert to fraction form
   22,784,216.38/31,442,513.92 = 12,470,718.04/x
3. Step 3: Cross multiply
   22,784,216.38x = 31,442,513.92 × 12,470,718.04
4. Step 4: Simplify right side
   22,784,216.38x = 392,110,725,565,095.12
5. Step 5: Solve for x
   x = 392,110,725,565,095.12/22,784,216.38
6. Step 6: Final answer
   x = 17,209,752.53