Finding the Third Proportional to 48,710 and 65,136

Step by Step Solution

1. Step 1: Write the proportion equation
   48,710 : 65,136 = 65,136 : x
2. Step 2: Convert to fraction form
   48,710/65,136 = 65,136/x
3. Step 3: Cross multiply
   48,710x = 65,136 × 65,136
4. Step 4: Simplify right side
   48,710x = 4,242,698,496
5. Step 5: Solve for x
   x = 4,242,698,496/48,710
6. Step 6: Final answer
   x = 87,101.18