Finding the Fourth Proportional to 22,494,904.98, 31,042,998.81 and 12,181,645.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,494,904.98 : 31,042,998.81 = 12,181,645.86 : x
2. Step 2: Convert to fraction form
   22,494,904.98/31,042,998.81 = 12,181,645.86/x
3. Step 3: Cross multiply
   22,494,904.98x = 31,042,998.81 × 12,181,645.86
4. Step 4: Simplify right side
   22,494,904.98x = 378,154,817,935,821.38
5. Step 5: Solve for x
   x = 378,154,817,935,821.38/22,494,904.98
6. Step 6: Final answer
   x = 16,810,687.50