Finding the Fourth Proportional to 3,132.12, 4,694.88 and 1,182.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,132.12 : 4,694.88 = 1,182.72 : x
2. Step 2: Convert to fraction form
   3,132.12/4,694.88 = 1,182.72/x
3. Step 3: Cross multiply
   3,132.12x = 4,694.88 × 1,182.72
4. Step 4: Simplify right side
   3,132.12x = 5,552,728.47
5. Step 5: Solve for x
   x = 5,552,728.47/3,132.12
6. Step 6: Final answer
   x = 1,772.83