Finding the Fourth Proportional to 3,766.59, 5,198.10 and 2,088.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.59 : 5,198.10 = 2,088.20 : x
2. Step 2: Convert to fraction form
   3,766.59/5,198.10 = 2,088.20/x
3. Step 3: Cross multiply
   3,766.59x = 5,198.10 × 2,088.20
4. Step 4: Simplify right side
   3,766.59x = 10,854,646.43
5. Step 5: Solve for x
   x = 10,854,646.43/3,766.59
6. Step 6: Final answer
   x = 2,881.82