Finding the Fourth Proportional to 1,322.82, 1,825.56 and 763.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322.82 : 1,825.56 = 763.29 : x
2. Step 2: Convert to fraction form
   1,322.82/1,825.56 = 763.29/x
3. Step 3: Cross multiply
   1,322.82x = 1,825.56 × 763.29
4. Step 4: Simplify right side
   1,322.82x = 1,393,431.69
5. Step 5: Solve for x
   x = 1,393,431.69/1,322.82
6. Step 6: Final answer
   x = 1,053.38