Finding the Fourth Proportional to 2,915.72, 4,371.95 and 1,182.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,915.72 : 4,371.95 = 1,182.32 : x
2. Step 2: Convert to fraction form
   2,915.72/4,371.95 = 1,182.32/x
3. Step 3: Cross multiply
   2,915.72x = 4,371.95 × 1,182.32
4. Step 4: Simplify right side
   2,915.72x = 5,169,022.06
5. Step 5: Solve for x
   x = 5,169,022.06/2,915.72
6. Step 6: Final answer
   x = 1,772.81