Finding the Fourth Proportional to 2,171.10, 3,255.69 and 632.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171.10 : 3,255.69 = 632.22 : x
2. Step 2: Convert to fraction form
   2,171.10/3,255.69 = 632.22/x
3. Step 3: Cross multiply
   2,171.10x = 3,255.69 × 632.22
4. Step 4: Simplify right side
   2,171.10x = 2,058,312.33
5. Step 5: Solve for x
   x = 2,058,312.33/2,171.10
6. Step 6: Final answer
   x = 948.05