Finding the Fourth Proportional to 2,632.22, 3,947.01 and 876.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.22 : 3,947.01 = 876.60 : x
2. Step 2: Convert to fraction form
   2,632.22/3,947.01 = 876.60/x
3. Step 3: Cross multiply
   2,632.22x = 3,947.01 × 876.60
4. Step 4: Simplify right side
   2,632.22x = 3,459,960.48
5. Step 5: Solve for x
   x = 3,459,960.48/2,632.22
6. Step 6: Final answer
   x = 1,314.47