Finding the Fourth Proportional to 1,322.37, 1,824.72 and 762.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322.37 : 1,824.72 = 762.73 : x
2. Step 2: Convert to fraction form
   1,322.37/1,824.72 = 762.73/x
3. Step 3: Cross multiply
   1,322.37x = 1,824.72 × 762.73
4. Step 4: Simplify right side
   1,322.37x = 1,391,768.69
5. Step 5: Solve for x
   x = 1,391,768.69/1,322.37
6. Step 6: Final answer
   x = 1,052.48