Finding the Fourth Proportional to 22,956,231.56, 31,681,031.16 and 12,642,951.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,956,231.56 : 31,681,031.16 = 12,642,951.92 : x
2. Step 2: Convert to fraction form
   22,956,231.56/31,681,031.16 = 12,642,951.92/x
3. Step 3: Cross multiply
   22,956,231.56x = 31,681,031.16 × 12,642,951.92
4. Step 4: Simplify right side
   22,956,231.56x = 400,541,753,510,281.88
5. Step 5: Solve for x
   x = 400,541,753,510,281.88/22,956,231.56
6. Step 6: Final answer
   x = 17,448,062.09