Finding the Third Proportional to 2,443.50 and 4,377

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.50 : 4,377 = 4,377 : x
2. Step 2: Convert to fraction form
   2,443.50/4,377 = 4,377/x
3. Step 3: Cross multiply
   2,443.50x = 4,377 × 4,377
4. Step 4: Simplify right side
   2,443.50x = 19,158,129
5. Step 5: Solve for x
   x = 19,158,129/2,443.50
6. Step 6: Final answer
   x = 7,840.45