Finding the Fourth Proportional to 1,501.52, 2,250.30 and 680.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.52 : 2,250.30 = 680.18 : x
2. Step 2: Convert to fraction form
   1,501.52/2,250.30 = 680.18/x
3. Step 3: Cross multiply
   1,501.52x = 2,250.30 × 680.18
4. Step 4: Simplify right side
   1,501.52x = 1,530,609.05
5. Step 5: Solve for x
   x = 1,530,609.05/1,501.52
6. Step 6: Final answer
   x = 1,019.37