Finding the Fourth Proportional to 3,250.60, 4,483.86 and 2,399.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,250.60 : 4,483.86 = 2,399.01 : x
2. Step 2: Convert to fraction form
   3,250.60/4,483.86 = 2,399.01/x
3. Step 3: Cross multiply
   3,250.60x = 4,483.86 × 2,399.01
4. Step 4: Simplify right side
   3,250.60x = 10,756,799.17
5. Step 5: Solve for x
   x = 10,756,799.17/3,250.60
6. Step 6: Final answer
   x = 3,309.17