Finding the Fourth Proportional to 22,555.76, 31,126.72 and 12,484.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,555.76 : 31,126.72 = 12,484.92 : x
2. Step 2: Convert to fraction form
   22,555.76/31,126.72 = 12,484.92/x
3. Step 3: Cross multiply
   22,555.76x = 31,126.72 × 12,484.92
4. Step 4: Simplify right side
   22,555.76x = 388,614,609.06
5. Step 5: Solve for x
   x = 388,614,609.06/22,555.76
6. Step 6: Final answer
   x = 17,229.06