Finding the Fourth Proportional to 1,342.15, 1,851.73 and 752.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342.15 : 1,851.73 = 752.56 : x
2. Step 2: Convert to fraction form
   1,342.15/1,851.73 = 752.56/x
3. Step 3: Cross multiply
   1,342.15x = 1,851.73 × 752.56
4. Step 4: Simplify right side
   1,342.15x = 1,393,531.42
5. Step 5: Solve for x
   x = 1,393,531.42/1,342.15
6. Step 6: Final answer
   x = 1,038.28