Finding the Fourth Proportional to 2,759.34, 4,128.52 and 2,427.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,759.34 : 4,128.52 = 2,427.66 : x
2. Step 2: Convert to fraction form
   2,759.34/4,128.52 = 2,427.66/x
3. Step 3: Cross multiply
   2,759.34x = 4,128.52 × 2,427.66
4. Step 4: Simplify right side
   2,759.34x = 10,022,642.86
5. Step 5: Solve for x
   x = 10,022,642.86/2,759.34
6. Step 6: Final answer
   x = 3,632.26