Finding the Fourth Proportional to 2,854.47, 4,298.50 and 2,493.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,854.47 : 4,298.50 = 2,493.61 : x
2. Step 2: Convert to fraction form
   2,854.47/4,298.50 = 2,493.61/x
3. Step 3: Cross multiply
   2,854.47x = 4,298.50 × 2,493.61
4. Step 4: Simplify right side
   2,854.47x = 10,718,782.59
5. Step 5: Solve for x
   x = 10,718,782.59/2,854.47
6. Step 6: Final answer
   x = 3,755.09