Finding the Third Proportional to 16,619 and 35,290

Step by Step Solution

1. Step 1: Write the proportion equation
   16,619 : 35,290 = 35,290 : x
2. Step 2: Convert to fraction form
   16,619/35,290 = 35,290/x
3. Step 3: Cross multiply
   16,619x = 35,290 × 35,290
4. Step 4: Simplify right side
   16,619x = 1,245,384,100
5. Step 5: Solve for x
   x = 1,245,384,100/16,619
6. Step 6: Final answer
   x = 74,937.37