Finding the Third Proportional to 43,424 and 65,136

Step by Step Solution

1. Step 1: Write the proportion equation
   43,424 : 65,136 = 65,136 : x
2. Step 2: Convert to fraction form
   43,424/65,136 = 65,136/x
3. Step 3: Cross multiply
   43,424x = 65,136 × 65,136
4. Step 4: Simplify right side
   43,424x = 4,242,698,496
5. Step 5: Solve for x
   x = 4,242,698,496/43,424
6. Step 6: Final answer
   x = 97,704