Finding the Third Proportional to 80,918.50 and 179,522

Step by Step Solution

1. Step 1: Write the proportion equation
   80,918.50 : 179,522 = 179,522 : x
2. Step 2: Convert to fraction form
   80,918.50/179,522 = 179,522/x
3. Step 3: Cross multiply
   80,918.50x = 179,522 × 179,522
4. Step 4: Simplify right side
   80,918.50x = 32,228,148,484
5. Step 5: Solve for x
   x = 32,228,148,484/80,918.50
6. Step 6: Final answer
   x = 398,279.11