Finding the Fourth Proportional to 1,456.25, 2,182.61 and 675.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.25 : 2,182.61 = 675.20 : x
2. Step 2: Convert to fraction form
   1,456.25/2,182.61 = 675.20/x
3. Step 3: Cross multiply
   1,456.25x = 2,182.61 × 675.20
4. Step 4: Simplify right side
   1,456.25x = 1,473,705.42
5. Step 5: Solve for x
   x = 1,473,705.42/1,456.25
6. Step 6: Final answer
   x = 1,011.99