Finding the Fourth Proportional to 22,753,010.43, 31,399,154.69 and 12,439,733.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,753,010.43 : 31,399,154.69 = 12,439,733.76 : x
2. Step 2: Convert to fraction form
   22,753,010.43/31,399,154.69 = 12,439,733.76/x
3. Step 3: Cross multiply
   22,753,010.43x = 31,399,154.69 × 12,439,733.76
4. Step 4: Simplify right side
   22,753,010.43x = 390,597,124,570,456.62
5. Step 5: Solve for x
   x = 390,597,124,570,456.62/22,753,010.43
6. Step 6: Final answer
   x = 17,166,832.75