Finding the Fourth Proportional to 22,566.67, 31,141.63 and 12,494.90

Step by Step Solution

1. Step 1: Write the proportion equation
   22,566.67 : 31,141.63 = 12,494.90 : x
2. Step 2: Convert to fraction form
   22,566.67/31,141.63 = 12,494.90/x
3. Step 3: Cross multiply
   22,566.67x = 31,141.63 × 12,494.90
4. Step 4: Simplify right side
   22,566.67x = 389,111,552.69
5. Step 5: Solve for x
   x = 389,111,552.69/22,566.67
6. Step 6: Final answer
   x = 17,242.75