Finding the Fourth Proportional to 1,672.74, 2,306.46 and 1,082.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672.74 : 2,306.46 = 1,082.25 : x
2. Step 2: Convert to fraction form
   1,672.74/2,306.46 = 1,082.25/x
3. Step 3: Cross multiply
   1,672.74x = 2,306.46 × 1,082.25
4. Step 4: Simplify right side
   1,672.74x = 2,496,166.34
5. Step 5: Solve for x
   x = 2,496,166.34/1,672.74
6. Step 6: Final answer
   x = 1,492.26