Finding the Fourth Proportional to 2,150.52, 3,226.20 and 763.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.52 : 3,226.20 = 763.96 : x
2. Step 2: Convert to fraction form
   2,150.52/3,226.20 = 763.96/x
3. Step 3: Cross multiply
   2,150.52x = 3,226.20 × 763.96
4. Step 4: Simplify right side
   2,150.52x = 2,464,687.75
5. Step 5: Solve for x
   x = 2,464,687.75/2,150.52
6. Step 6: Final answer
   x = 1,146.09