Finding the Fourth Proportional to 2,516.13, 3,471.54 and 1,520.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.13 : 3,471.54 = 1,520.69 : x
2. Step 2: Convert to fraction form
   2,516.13/3,471.54 = 1,520.69/x
3. Step 3: Cross multiply
   2,516.13x = 3,471.54 × 1,520.69
4. Step 4: Simplify right side
   2,516.13x = 5,279,118.80
5. Step 5: Solve for x
   x = 5,279,118.80/2,516.13
6. Step 6: Final answer
   x = 2,098.11