Finding the Fourth Proportional to 2,699.89, 3,725.90 and 1,520.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.89 : 3,725.90 = 1,520.96 : x
2. Step 2: Convert to fraction form
   2,699.89/3,725.90 = 1,520.96/x
3. Step 3: Cross multiply
   2,699.89x = 3,725.90 × 1,520.96
4. Step 4: Simplify right side
   2,699.89x = 5,666,961.01
5. Step 5: Solve for x
   x = 5,666,961.01/2,699.89
6. Step 6: Final answer
   x = 2,098.96