Finding the Fourth Proportional to 3,767.15, 5,198.99 and 2,088.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,767.15 : 5,198.99 = 2,088.72 : x
2. Step 2: Convert to fraction form
   3,767.15/5,198.99 = 2,088.72/x
3. Step 3: Cross multiply
   3,767.15x = 5,198.99 × 2,088.72
4. Step 4: Simplify right side
   3,767.15x = 10,859,223.95
5. Step 5: Solve for x
   x = 10,859,223.95/3,767.15
6. Step 6: Final answer
   x = 2,882.61