Finding the Fourth Proportional to 2,663.52, 3,997.06 and 932.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663.52 : 3,997.06 = 932.15 : x
2. Step 2: Convert to fraction form
   2,663.52/3,997.06 = 932.15/x
3. Step 3: Cross multiply
   2,663.52x = 3,997.06 × 932.15
4. Step 4: Simplify right side
   2,663.52x = 3,725,859.48
5. Step 5: Solve for x
   x = 3,725,859.48/2,663.52
6. Step 6: Final answer
   x = 1,398.85