Finding the Fourth Proportional to 1,323.73, 1,826.98 and 764.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323.73 : 1,826.98 = 764.12 : x
2. Step 2: Convert to fraction form
   1,323.73/1,826.98 = 764.12/x
3. Step 3: Cross multiply
   1,323.73x = 1,826.98 × 764.12
4. Step 4: Simplify right side
   1,323.73x = 1,396,029.30
5. Step 5: Solve for x
   x = 1,396,029.30/1,323.73
6. Step 6: Final answer
   x = 1,054.62