Finding the Fourth Proportional to 1,297.31, 1,790.22 and 737.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,297.31 : 1,790.22 = 737.82 : x
2. Step 2: Convert to fraction form
   1,297.31/1,790.22 = 737.82/x
3. Step 3: Cross multiply
   1,297.31x = 1,790.22 × 737.82
4. Step 4: Simplify right side
   1,297.31x = 1,320,862.89
5. Step 5: Solve for x
   x = 1,320,862.89/1,297.31
6. Step 6: Final answer
   x = 1,018.16