Finding the Fourth Proportional to 2,752.76, 4,126.20 and 1,291.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,752.76 : 4,126.20 = 1,291.52 : x
2. Step 2: Convert to fraction form
   2,752.76/4,126.20 = 1,291.52/x
3. Step 3: Cross multiply
   2,752.76x = 4,126.20 × 1,291.52
4. Step 4: Simplify right side
   2,752.76x = 5,329,069.82
5. Step 5: Solve for x
   x = 5,329,069.82/2,752.76
6. Step 6: Final answer
   x = 1,935.90