Finding the Fourth Proportional to 22,681.88, 31,302.03 and 12,611.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,681.88 : 31,302.03 = 12,611.34 : x
2. Step 2: Convert to fraction form
   22,681.88/31,302.03 = 12,611.34/x
3. Step 3: Cross multiply
   22,681.88x = 31,302.03 × 12,611.34
4. Step 4: Simplify right side
   22,681.88x = 394,760,543.02
5. Step 5: Solve for x
   x = 394,760,543.02/22,681.88
6. Step 6: Final answer
   x = 17,404.23