Finding the Fourth Proportional to 2,250.91, 3,375.46 and 864.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.91 : 3,375.46 = 864.29 : x
2. Step 2: Convert to fraction form
   2,250.91/3,375.46 = 864.29/x
3. Step 3: Cross multiply
   2,250.91x = 3,375.46 × 864.29
4. Step 4: Simplify right side
   2,250.91x = 2,917,386.82
5. Step 5: Solve for x
   x = 2,917,386.82/2,250.91
6. Step 6: Final answer
   x = 1,296.09