Finding the Fourth Proportional to 2,081.16, 3,122.82 and 1,508.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.16 : 3,122.82 = 1,508.76 : x
2. Step 2: Convert to fraction form
   2,081.16/3,122.82 = 1,508.76/x
3. Step 3: Cross multiply
   2,081.16x = 3,122.82 × 1,508.76
4. Step 4: Simplify right side
   2,081.16x = 4,711,585.90
5. Step 5: Solve for x
   x = 4,711,585.90/2,081.16
6. Step 6: Final answer
   x = 2,263.92