Finding the Third Proportional to 50,443 and 78,056

Step by Step Solution

1. Step 1: Write the proportion equation
   50,443 : 78,056 = 78,056 : x
2. Step 2: Convert to fraction form
   50,443/78,056 = 78,056/x
3. Step 3: Cross multiply
   50,443x = 78,056 × 78,056
4. Step 4: Simplify right side
   50,443x = 6,092,739,136
5. Step 5: Solve for x
   x = 6,092,739,136/50,443
6. Step 6: Final answer
   x = 120,784.63