Finding the Fourth Proportional to 2,659.68, 3,670.20 and 1,480.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,659.68 : 3,670.20 = 1,480.80 : x
2. Step 2: Convert to fraction form
   2,659.68/3,670.20 = 1,480.80/x
3. Step 3: Cross multiply
   2,659.68x = 3,670.20 × 1,480.80
4. Step 4: Simplify right side
   2,659.68x = 5,434,832.16
5. Step 5: Solve for x
   x = 5,434,832.16/2,659.68
6. Step 6: Final answer
   x = 2,043.42