Finding the Fourth Proportional to 2,457.59, 3,391.49 and 1,395.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.59 : 3,391.49 = 1,395.32 : x
2. Step 2: Convert to fraction form
   2,457.59/3,391.49 = 1,395.32/x
3. Step 3: Cross multiply
   2,457.59x = 3,391.49 × 1,395.32
4. Step 4: Simplify right side
   2,457.59x = 4,732,189.89
5. Step 5: Solve for x
   x = 4,732,189.89/2,457.59
6. Step 6: Final answer
   x = 1,925.54