Finding the Fourth Proportional to 1,746.27, 2,616.32 and 922.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,746.27 : 2,616.32 = 922.72 : x
2. Step 2: Convert to fraction form
   1,746.27/2,616.32 = 922.72/x
3. Step 3: Cross multiply
   1,746.27x = 2,616.32 × 922.72
4. Step 4: Simplify right side
   1,746.27x = 2,414,130.79
5. Step 5: Solve for x
   x = 2,414,130.79/1,746.27
6. Step 6: Final answer
   x = 1,382.45