Finding the Fourth Proportional to 2,500.29, 3,746.31 and 855.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.29 : 3,746.31 = 855.93 : x
2. Step 2: Convert to fraction form
   2,500.29/3,746.31 = 855.93/x
3. Step 3: Cross multiply
   2,500.29x = 3,746.31 × 855.93
4. Step 4: Simplify right side
   2,500.29x = 3,206,579.12
5. Step 5: Solve for x
   x = 3,206,579.12/2,500.29
6. Step 6: Final answer
   x = 1,282.48