Finding the Fourth Proportional to 737.72, 1,105.50 and 531.98

Step by Step Solution

1. Step 1: Write the proportion equation
   737.72 : 1,105.50 = 531.98 : x
2. Step 2: Convert to fraction form
   737.72/1,105.50 = 531.98/x
3. Step 3: Cross multiply
   737.72x = 1,105.50 × 531.98
4. Step 4: Simplify right side
   737.72x = 588,103.89
5. Step 5: Solve for x
   x = 588,103.89/737.72
6. Step 6: Final answer
   x = 797.19