Finding the Fourth Proportional to 22,566.05, 31,131.50 and 13,608.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,566.05 : 31,131.50 = 13,608.46 : x
2. Step 2: Convert to fraction form
   22,566.05/31,131.50 = 13,608.46/x
3. Step 3: Cross multiply
   22,566.05x = 31,131.50 × 13,608.46
4. Step 4: Simplify right side
   22,566.05x = 423,651,772.49
5. Step 5: Solve for x
   x = 423,651,772.49/22,566.05
6. Step 6: Final answer
   x = 18,773.86