Finding the Fourth Proportional to 1,352.91, 1,867.01 and 763.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,352.91 : 1,867.01 = 763.43 : x
2. Step 2: Convert to fraction form
   1,352.91/1,867.01 = 763.43/x
3. Step 3: Cross multiply
   1,352.91x = 1,867.01 × 763.43
4. Step 4: Simplify right side
   1,352.91x = 1,425,329.59
5. Step 5: Solve for x
   x = 1,425,329.59/1,352.91
6. Step 6: Final answer
   x = 1,053.53