Finding the Third Proportional to 721.41 and 937.83

Step by Step Solution

1. Step 1: Write the proportion equation
   721.41 : 937.83 = 937.83 : x
2. Step 2: Convert to fraction form
   721.41/937.83 = 937.83/x
3. Step 3: Cross multiply
   721.41x = 937.83 × 937.83
4. Step 4: Simplify right side
   721.41x = 879,521.59
5. Step 5: Solve for x
   x = 879,521.59/721.41
6. Step 6: Final answer
   x = 1,219.18