Finding the Fourth Proportional to 1,082.59, 1,490.07 and 924.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,082.59 : 1,490.07 = 924.69 : x
2. Step 2: Convert to fraction form
   1,082.59/1,490.07 = 924.69/x
3. Step 3: Cross multiply
   1,082.59x = 1,490.07 × 924.69
4. Step 4: Simplify right side
   1,082.59x = 1,377,852.83
5. Step 5: Solve for x
   x = 1,377,852.83/1,082.59
6. Step 6: Final answer
   x = 1,272.74