Finding the Fourth Proportional to 2,632.16, 3,947.76 and 1,171.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.16 : 3,947.76 = 1,171.04 : x
2. Step 2: Convert to fraction form
   2,632.16/3,947.76 = 1,171.04/x
3. Step 3: Cross multiply
   2,632.16x = 3,947.76 × 1,171.04
4. Step 4: Simplify right side
   2,632.16x = 4,622,984.87
5. Step 5: Solve for x
   x = 4,622,984.87/2,632.16
6. Step 6: Final answer
   x = 1,756.35