Finding the Fourth Proportional to 22,555.32, 31,135.95 and 14,061.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,555.32 : 31,135.95 = 14,061.72 : x
2. Step 2: Convert to fraction form
   22,555.32/31,135.95 = 14,061.72/x
3. Step 3: Cross multiply
   22,555.32x = 31,135.95 × 14,061.72
4. Step 4: Simplify right side
   22,555.32x = 437,825,010.83
5. Step 5: Solve for x
   x = 437,825,010.83/22,555.32
6. Step 6: Final answer
   x = 19,411.16