Finding the Fourth Proportional to 1,322.18, 1,824.42 and 732.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322.18 : 1,824.42 = 732.72 : x
2. Step 2: Convert to fraction form
   1,322.18/1,824.42 = 732.72/x
3. Step 3: Cross multiply
   1,322.18x = 1,824.42 × 732.72
4. Step 4: Simplify right side
   1,322.18x = 1,336,789.02
5. Step 5: Solve for x
   x = 1,336,789.02/1,322.18
6. Step 6: Final answer
   x = 1,011.05