Finding the Fourth Proportional to 1,053.67, 1,452.93 and 738.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.67 : 1,452.93 = 738.83 : x
2. Step 2: Convert to fraction form
   1,053.67/1,452.93 = 738.83/x
3. Step 3: Cross multiply
   1,053.67x = 1,452.93 × 738.83
4. Step 4: Simplify right side
   1,053.67x = 1,073,468.27
5. Step 5: Solve for x
   x = 1,073,468.27/1,053.67
6. Step 6: Final answer
   x = 1,018.79