Finding the Fourth Proportional to 3,895.83, 5,373.41 and 2,403.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,895.83 : 5,373.41 = 2,403.20 : x
2. Step 2: Convert to fraction form
   3,895.83/5,373.41 = 2,403.20/x
3. Step 3: Cross multiply
   3,895.83x = 5,373.41 × 2,403.20
4. Step 4: Simplify right side
   3,895.83x = 12,913,380.33
5. Step 5: Solve for x
   x = 12,913,380.33/3,895.83
6. Step 6: Final answer
   x = 3,314.67