Finding the Fourth Proportional to 12,799.96, 17,663.92 and 7,493.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,799.96 : 17,663.92 = 7,493.72 : x
2. Step 2: Convert to fraction form
   12,799.96/17,663.92 = 7,493.72/x
3. Step 3: Cross multiply
   12,799.96x = 17,663.92 × 7,493.72
4. Step 4: Simplify right side
   12,799.96x = 132,368,470.58
5. Step 5: Solve for x
   x = 132,368,470.58/12,799.96
6. Step 6: Final answer
   x = 10,341.32