Finding the Fourth Proportional to 1,521.72, 2,099.34 and 932.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521.72 : 2,099.34 = 932.04 : x
2. Step 2: Convert to fraction form
   1,521.72/2,099.34 = 932.04/x
3. Step 3: Cross multiply
   1,521.72x = 2,099.34 × 932.04
4. Step 4: Simplify right side
   1,521.72x = 1,956,668.85
5. Step 5: Solve for x
   x = 1,956,668.85/1,521.72
6. Step 6: Final answer
   x = 1,285.83