Finding the Third Proportional to 52,443 and 78,649

Step by Step Solution

1. Step 1: Write the proportion equation
   52,443 : 78,649 = 78,649 : x
2. Step 2: Convert to fraction form
   52,443/78,649 = 78,649/x
3. Step 3: Cross multiply
   52,443x = 78,649 × 78,649
4. Step 4: Simplify right side
   52,443x = 6,185,665,201
5. Step 5: Solve for x
   x = 6,185,665,201/52,443
6. Step 6: Final answer
   x = 117,950.25