Finding the Fourth Proportional to 2,550.82, 3,826.50 and 907.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.82 : 3,826.50 = 907.52 : x
2. Step 2: Convert to fraction form
   2,550.82/3,826.50 = 907.52/x
3. Step 3: Cross multiply
   2,550.82x = 3,826.50 × 907.52
4. Step 4: Simplify right side
   2,550.82x = 3,472,625.28
5. Step 5: Solve for x
   x = 3,472,625.28/2,550.82
6. Step 6: Final answer
   x = 1,361.38