Finding the Fourth Proportional to 22,955,104.92, 31,677,662 and 12,642,787.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,955,104.92 : 31,677,662 = 12,642,787.56 : x
2. Step 2: Convert to fraction form
   22,955,104.92/31,677,662 = 12,642,787.56/x
3. Step 3: Cross multiply
   22,955,104.92x = 31,677,662 × 12,642,787.56
4. Step 4: Simplify right side
   22,955,104.92x = 400,493,951,063,484.75
5. Step 5: Solve for x
   x = 400,493,951,063,484.75/22,955,104.92
6. Step 6: Final answer
   x = 17,446,836.01