Finding the Fourth Proportional to 22,566.89, 31,145.00 and 13,135.44

Step by Step Solution

1. Step 1: Write the proportion equation
   22,566.89 : 31,145.00 = 13,135.44 : x
2. Step 2: Convert to fraction form
   22,566.89/31,145.00 = 13,135.44/x
3. Step 3: Cross multiply
   22,566.89x = 31,145.00 × 13,135.44
4. Step 4: Simplify right side
   22,566.89x = 409,103,213.12
5. Step 5: Solve for x
   x = 409,103,213.12/22,566.89
6. Step 6: Final answer
   x = 18,128.48