Finding the Third Proportional to 10,602 and 18,056

Step by Step Solution

1. Step 1: Write the proportion equation
   10,602 : 18,056 = 18,056 : x
2. Step 2: Convert to fraction form
   10,602/18,056 = 18,056/x
3. Step 3: Cross multiply
   10,602x = 18,056 × 18,056
4. Step 4: Simplify right side
   10,602x = 326,019,136
5. Step 5: Solve for x
   x = 326,019,136/10,602
6. Step 6: Final answer
   x = 30,750.72