Finding the Fourth Proportional to 2,699.05, 3,724.68 and 1,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.05 : 3,724.68 = 1,520.50 : x
2. Step 2: Convert to fraction form
   2,699.05/3,724.68 = 1,520.50/x
3. Step 3: Cross multiply
   2,699.05x = 3,724.68 × 1,520.50
4. Step 4: Simplify right side
   2,699.05x = 5,663,379.55
5. Step 5: Solve for x
   x = 5,663,379.55/2,699.05
6. Step 6: Final answer
   x = 2,098.28