Finding the Fourth Proportional to 1,521.29, 2,098.32 and 932.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521.29 : 2,098.32 = 932.10 : x
2. Step 2: Convert to fraction form
   1,521.29/2,098.32 = 932.10/x
3. Step 3: Cross multiply
   1,521.29x = 2,098.32 × 932.10
4. Step 4: Simplify right side
   1,521.29x = 1,955,844.07
5. Step 5: Solve for x
   x = 1,955,844.07/1,521.29
6. Step 6: Final answer
   x = 1,285.65