Finding the Third Proportional to 59,108 and 128,056

Step by Step Solution

1. Step 1: Write the proportion equation
   59,108 : 128,056 = 128,056 : x
2. Step 2: Convert to fraction form
   59,108/128,056 = 128,056/x
3. Step 3: Cross multiply
   59,108x = 128,056 × 128,056
4. Step 4: Simplify right side
   59,108x = 16,398,339,136
5. Step 5: Solve for x
   x = 16,398,339,136/59,108
6. Step 6: Final answer
   x = 277,430.11