Finding the Fourth Proportional to 1,348.72, 1,861.23 and 759.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,348.72 : 1,861.23 = 759.26 : x
2. Step 2: Convert to fraction form
   1,348.72/1,861.23 = 759.26/x
3. Step 3: Cross multiply
   1,348.72x = 1,861.23 × 759.26
4. Step 4: Simplify right side
   1,348.72x = 1,413,150.25
5. Step 5: Solve for x
   x = 1,413,150.25/1,348.72
6. Step 6: Final answer
   x = 1,047.77