Finding the Fourth Proportional to 2,625.76, 3,938.37 and 894.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,625.76 : 3,938.37 = 894.25 : x
2. Step 2: Convert to fraction form
   2,625.76/3,938.37 = 894.25/x
3. Step 3: Cross multiply
   2,625.76x = 3,938.37 × 894.25
4. Step 4: Simplify right side
   2,625.76x = 3,521,887.37
5. Step 5: Solve for x
   x = 3,521,887.37/2,625.76
6. Step 6: Final answer
   x = 1,341.28