Finding the Fourth Proportional to 2,055.60, 3,080.16 and 1,082.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.60 : 3,080.16 = 1,082.52 : x
2. Step 2: Convert to fraction form
   2,055.60/3,080.16 = 1,082.52/x
3. Step 3: Cross multiply
   2,055.60x = 3,080.16 × 1,082.52
4. Step 4: Simplify right side
   2,055.60x = 3,334,334.80
5. Step 5: Solve for x
   x = 3,334,334.80/2,055.60
6. Step 6: Final answer
   x = 1,622.07