Finding the Fourth Proportional to 2,114.32, 2,917.72 and 1,182.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.32 : 2,917.72 = 1,182.80 : x
2. Step 2: Convert to fraction form
   2,114.32/2,917.72 = 1,182.80/x
3. Step 3: Cross multiply
   2,114.32x = 2,917.72 × 1,182.80
4. Step 4: Simplify right side
   2,114.32x = 3,451,079.22
5. Step 5: Solve for x
   x = 3,451,079.22/2,114.32
6. Step 6: Final answer
   x = 1,632.24