Finding the Fourth Proportional to 8,401.52, 12,602.39 and 2,854.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,401.52 : 12,602.39 = 2,854.98 : x
2. Step 2: Convert to fraction form
   8,401.52/12,602.39 = 2,854.98/x
3. Step 3: Cross multiply
   8,401.52x = 12,602.39 × 2,854.98
4. Step 4: Simplify right side
   8,401.52x = 35,979,557.13
5. Step 5: Solve for x
   x = 35,979,557.13/8,401.52
6. Step 6: Final answer
   x = 4,282.50