Finding the Third Proportional to 82,624 and 131,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,624 : 131,317.50 = 131,317.50 : x
2. Step 2: Convert to fraction form
   82,624/131,317.50 = 131,317.50/x
3. Step 3: Cross multiply
   82,624x = 131,317.50 × 131,317.50
4. Step 4: Simplify right side
   82,624x = 17,244,285,806.25
5. Step 5: Solve for x
   x = 17,244,285,806.25/82,624
6. Step 6: Final answer
   x = 208,707.95