Finding the Fourth Proportional to 22,550.52, 31,112.76 and 13,600.80

Step by Step Solution

1. Step 1: Write the proportion equation
   22,550.52 : 31,112.76 = 13,600.80 : x
2. Step 2: Convert to fraction form
   22,550.52/31,112.76 = 13,600.80/x
3. Step 3: Cross multiply
   22,550.52x = 31,112.76 × 13,600.80
4. Step 4: Simplify right side
   22,550.52x = 423,158,426.21
5. Step 5: Solve for x
   x = 423,158,426.21/22,550.52
6. Step 6: Final answer
   x = 18,764.91