Finding the Fourth Proportional to 1,403.46, 1,937.61 and 932.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,403.46 : 1,937.61 = 932.02 : x
2. Step 2: Convert to fraction form
   1,403.46/1,937.61 = 932.02/x
3. Step 3: Cross multiply
   1,403.46x = 1,937.61 × 932.02
4. Step 4: Simplify right side
   1,403.46x = 1,805,891.27
5. Step 5: Solve for x
   x = 1,805,891.27/1,403.46
6. Step 6: Final answer
   x = 1,286.74