Finding the Fourth Proportional to 1,083.17, 1,495.46 and 769.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083.17 : 1,495.46 = 769.10 : x
2. Step 2: Convert to fraction form
   1,083.17/1,495.46 = 769.10/x
3. Step 3: Cross multiply
   1,083.17x = 1,495.46 × 769.10
4. Step 4: Simplify right side
   1,083.17x = 1,150,152.73
5. Step 5: Solve for x
   x = 1,150,152.73/1,083.17
6. Step 6: Final answer
   x = 1,061.84