Finding the Fourth Proportional to 737.42, 1,112.82 and 712.94

Step by Step Solution

1. Step 1: Write the proportion equation
   737.42 : 1,112.82 = 712.94 : x
2. Step 2: Convert to fraction form
   737.42/1,112.82 = 712.94/x
3. Step 3: Cross multiply
   737.42x = 1,112.82 × 712.94
4. Step 4: Simplify right side
   737.42x = 793,373.89
5. Step 5: Solve for x
   x = 793,373.89/737.42
6. Step 6: Final answer
   x = 1,075.88