Finding the Third Proportional to 17,672 and 39,056

Step by Step Solution

1. Step 1: Write the proportion equation
   17,672 : 39,056 = 39,056 : x
2. Step 2: Convert to fraction form
   17,672/39,056 = 39,056/x
3. Step 3: Cross multiply
   17,672x = 39,056 × 39,056
4. Step 4: Simplify right side
   17,672x = 1,525,371,136
5. Step 5: Solve for x
   x = 1,525,371,136/17,672
6. Step 6: Final answer
   x = 86,315.70