Finding the Fourth Proportional to 2,710.42, 4,062.88 and 1,066.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,710.42 : 4,062.88 = 1,066.32 : x
2. Step 2: Convert to fraction form
   2,710.42/4,062.88 = 1,066.32/x
3. Step 3: Cross multiply
   2,710.42x = 4,062.88 × 1,066.32
4. Step 4: Simplify right side
   2,710.42x = 4,332,330.20
5. Step 5: Solve for x
   x = 4,332,330.20/2,710.42
6. Step 6: Final answer
   x = 1,598.40