Finding the Fourth Proportional to 1,053.06, 1,452.56 and 758.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.06 : 1,452.56 = 758.71 : x
2. Step 2: Convert to fraction form
   1,053.06/1,452.56 = 758.71/x
3. Step 3: Cross multiply
   1,053.06x = 1,452.56 × 758.71
4. Step 4: Simplify right side
   1,053.06x = 1,102,071.80
5. Step 5: Solve for x
   x = 1,102,071.80/1,053.06
6. Step 6: Final answer
   x = 1,046.54