Finding the Fourth Proportional to 2,087.69, 3,132.36 and 932.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.69 : 3,132.36 = 932.63 : x
2. Step 2: Convert to fraction form
   2,087.69/3,132.36 = 932.63/x
3. Step 3: Cross multiply
   2,087.69x = 3,132.36 × 932.63
4. Step 4: Simplify right side
   2,087.69x = 2,921,317.25
5. Step 5: Solve for x
   x = 2,921,317.25/2,087.69
6. Step 6: Final answer
   x = 1,399.31