Finding the Fourth Proportional to 1,714.89, 2,366.55 and 928.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,714.89 : 2,366.55 = 928.94 : x
2. Step 2: Convert to fraction form
   1,714.89/2,366.55 = 928.94/x
3. Step 3: Cross multiply
   1,714.89x = 2,366.55 × 928.94
4. Step 4: Simplify right side
   1,714.89x = 2,198,382.96
5. Step 5: Solve for x
   x = 2,198,382.96/1,714.89
6. Step 6: Final answer
   x = 1,281.94