Finding the Fourth Proportional to 3,662.50, 5,054.90 and 3,540.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.50 : 5,054.90 = 3,540.98 : x
2. Step 2: Convert to fraction form
   3,662.50/5,054.90 = 3,540.98/x
3. Step 3: Cross multiply
   3,662.50x = 5,054.90 × 3,540.98
4. Step 4: Simplify right side
   3,662.50x = 17,899,299.80
5. Step 5: Solve for x
   x = 17,899,299.80/3,662.50
6. Step 6: Final answer
   x = 4,887.18