Finding the Third Proportional to 16,200 and 32,988

Step by Step Solution

1. Step 1: Write the proportion equation
   16,200 : 32,988 = 32,988 : x
2. Step 2: Convert to fraction form
   16,200/32,988 = 32,988/x
3. Step 3: Cross multiply
   16,200x = 32,988 × 32,988
4. Step 4: Simplify right side
   16,200x = 1,088,208,144
5. Step 5: Solve for x
   x = 1,088,208,144/16,200
6. Step 6: Final answer
   x = 67,173.34