Finding the Fourth Proportional to 2,087.86, 3,132.51 and 934.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.86 : 3,132.51 = 934.06 : x
2. Step 2: Convert to fraction form
   2,087.86/3,132.51 = 934.06/x
3. Step 3: Cross multiply
   2,087.86x = 3,132.51 × 934.06
4. Step 4: Simplify right side
   2,087.86x = 2,925,952.29
5. Step 5: Solve for x
   x = 2,925,952.29/2,087.86
6. Step 6: Final answer
   x = 1,401.41