Finding the Fourth Proportional to 3,417.29, 5,124.47 and 1,076.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,417.29 : 5,124.47 = 1,076.72 : x
2. Step 2: Convert to fraction form
   3,417.29/5,124.47 = 1,076.72/x
3. Step 3: Cross multiply
   3,417.29x = 5,124.47 × 1,076.72
4. Step 4: Simplify right side
   3,417.29x = 5,517,619.34
5. Step 5: Solve for x
   x = 5,517,619.34/3,417.29
6. Step 6: Final answer
   x = 1,614.62