Finding the Fourth Proportional to 13,092.34, 18,064.20 and 8,057.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,092.34 : 18,064.20 = 8,057.38 : x
2. Step 2: Convert to fraction form
   13,092.34/18,064.20 = 8,057.38/x
3. Step 3: Cross multiply
   13,092.34x = 18,064.20 × 8,057.38
4. Step 4: Simplify right side
   13,092.34x = 145,550,123.80
5. Step 5: Solve for x
   x = 145,550,123.80/13,092.34
6. Step 6: Final answer
   x = 11,117.20