Finding the Fourth Proportional to 12,798.72, 17,662.32 and 7,493.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,798.72 : 17,662.32 = 7,493.63 : x
2. Step 2: Convert to fraction form
   12,798.72/17,662.32 = 7,493.63/x
3. Step 3: Cross multiply
   12,798.72x = 17,662.32 × 7,493.63
4. Step 4: Simplify right side
   12,798.72x = 132,354,802.71
5. Step 5: Solve for x
   x = 132,354,802.71/12,798.72
6. Step 6: Final answer
   x = 10,341.25