Finding the Fourth Proportional to 2,078.10, 3,117.18 and 1,464.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.10 : 3,117.18 = 1,464.57 : x
2. Step 2: Convert to fraction form
   2,078.10/3,117.18 = 1,464.57/x
3. Step 3: Cross multiply
   2,078.10x = 3,117.18 × 1,464.57
4. Step 4: Simplify right side
   2,078.10x = 4,565,328.31
5. Step 5: Solve for x
   x = 4,565,328.31/2,078.10
6. Step 6: Final answer
   x = 2,196.88