Finding the Fourth Proportional to 2,265.57, 3,397.86 and 1,649.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.57 : 3,397.86 = 1,649.61 : x
2. Step 2: Convert to fraction form
   2,265.57/3,397.86 = 1,649.61/x
3. Step 3: Cross multiply
   2,265.57x = 3,397.86 × 1,649.61
4. Step 4: Simplify right side
   2,265.57x = 5,605,143.83
5. Step 5: Solve for x
   x = 5,605,143.83/2,265.57
6. Step 6: Final answer
   x = 2,474.05