Finding the Fourth Proportional to 2,600.56, 3,901.52 and 751.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,600.56 : 3,901.52 = 751.68 : x
2. Step 2: Convert to fraction form
   2,600.56/3,901.52 = 751.68/x
3. Step 3: Cross multiply
   2,600.56x = 3,901.52 × 751.68
4. Step 4: Simplify right side
   2,600.56x = 2,932,694.55
5. Step 5: Solve for x
   x = 2,932,694.55/2,600.56
6. Step 6: Final answer
   x = 1,127.72