Finding the Fourth Proportional to 22,863,632.86, 31,552,282.24 and 12,940,515.39

Step by Step Solution

1. Step 1: Write the proportion equation
   22,863,632.86 : 31,552,282.24 = 12,940,515.39 : x
2. Step 2: Convert to fraction form
   22,863,632.86/31,552,282.24 = 12,940,515.39/x
3. Step 3: Cross multiply
   22,863,632.86x = 31,552,282.24 × 12,940,515.39
4. Step 4: Simplify right side
   22,863,632.86x = 408,302,793,916,343.69
5. Step 5: Solve for x
   x = 408,302,793,916,343.69/22,863,632.86
6. Step 6: Final answer
   x = 17,858,176.63