Finding the Fourth Proportional to 2,699.52, 3,725.55 and 1,520.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.52 : 3,725.55 = 1,520.70 : x
2. Step 2: Convert to fraction form
   2,699.52/3,725.55 = 1,520.70/x
3. Step 3: Cross multiply
   2,699.52x = 3,725.55 × 1,520.70
4. Step 4: Simplify right side
   2,699.52x = 5,665,443.89
5. Step 5: Solve for x
   x = 5,665,443.89/2,699.52
6. Step 6: Final answer
   x = 2,098.69