Finding the Fourth Proportional to 3,766.52, 5,197.61 and 2,087.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.52 : 5,197.61 = 2,087.91 : x
2. Step 2: Convert to fraction form
   3,766.52/5,197.61 = 2,087.91/x
3. Step 3: Cross multiply
   3,766.52x = 5,197.61 × 2,087.91
4. Step 4: Simplify right side
   3,766.52x = 10,852,132.43
5. Step 5: Solve for x
   x = 10,852,132.43/3,766.52
6. Step 6: Final answer
   x = 2,881.21