Finding the Fourth Proportional to 2,174.41, 3,258.78 and 875.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.41 : 3,258.78 = 875.17 : x
2. Step 2: Convert to fraction form
   2,174.41/3,258.78 = 875.17/x
3. Step 3: Cross multiply
   2,174.41x = 3,258.78 × 875.17
4. Step 4: Simplify right side
   2,174.41x = 2,851,986.49
5. Step 5: Solve for x
   x = 2,851,986.49/2,174.41
6. Step 6: Final answer
   x = 1,311.61