Finding the Fourth Proportional to 2,598.18, 3,891.60 and 2,395.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.18 : 3,891.60 = 2,395.86 : x
2. Step 2: Convert to fraction form
   2,598.18/3,891.60 = 2,395.86/x
3. Step 3: Cross multiply
   2,598.18x = 3,891.60 × 2,395.86
4. Step 4: Simplify right side
   2,598.18x = 9,323,728.78
5. Step 5: Solve for x
   x = 9,323,728.78/2,598.18
6. Step 6: Final answer
   x = 3,588.56