Finding the Fourth Proportional to 1,641.16, 2,264.88 and 895.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,641.16 : 2,264.88 = 895.10 : x
2. Step 2: Convert to fraction form
   1,641.16/2,264.88 = 895.10/x
3. Step 3: Cross multiply
   1,641.16x = 2,264.88 × 895.10
4. Step 4: Simplify right side
   1,641.16x = 2,027,294.09
5. Step 5: Solve for x
   x = 2,027,294.09/1,641.16
6. Step 6: Final answer
   x = 1,235.28