Finding the Fourth Proportional to 2,175.89, 3,264.14 and 877.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.89 : 3,264.14 = 877.25 : x
2. Step 2: Convert to fraction form
   2,175.89/3,264.14 = 877.25/x
3. Step 3: Cross multiply
   2,175.89x = 3,264.14 × 877.25
4. Step 4: Simplify right side
   2,175.89x = 2,863,462.43
5. Step 5: Solve for x
   x = 2,863,462.43/2,175.89
6. Step 6: Final answer
   x = 1,316.00