Finding the Fourth Proportional to 2,648.68, 3,655.40 and 1,470.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.68 : 3,655.40 = 1,470.12 : x
2. Step 2: Convert to fraction form
   2,648.68/3,655.40 = 1,470.12/x
3. Step 3: Cross multiply
   2,648.68x = 3,655.40 × 1,470.12
4. Step 4: Simplify right side
   2,648.68x = 5,373,876.65
5. Step 5: Solve for x
   x = 5,373,876.65/2,648.68
6. Step 6: Final answer
   x = 2,028.89