Finding the Fourth Proportional to 2,038.64, 3,042.72 and 1,759.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.64 : 3,042.72 = 1,759.76 : x
2. Step 2: Convert to fraction form
   2,038.64/3,042.72 = 1,759.76/x
3. Step 3: Cross multiply
   2,038.64x = 3,042.72 × 1,759.76
4. Step 4: Simplify right side
   2,038.64x = 5,354,456.95
5. Step 5: Solve for x
   x = 5,354,456.95/2,038.64
6. Step 6: Final answer
   x = 2,626.48