Finding the Third Proportional to 40,802 and 89,620

Step by Step Solution

1. Step 1: Write the proportion equation
   40,802 : 89,620 = 89,620 : x
2. Step 2: Convert to fraction form
   40,802/89,620 = 89,620/x
3. Step 3: Cross multiply
   40,802x = 89,620 × 89,620
4. Step 4: Simplify right side
   40,802x = 8,031,744,400
5. Step 5: Solve for x
   x = 8,031,744,400/40,802
6. Step 6: Final answer
   x = 196,846.83