Finding the Third Proportional to 134,711 and 209,176.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,711 : 209,176.50 = 209,176.50 : x
2. Step 2: Convert to fraction form
   134,711/209,176.50 = 209,176.50/x
3. Step 3: Cross multiply
   134,711x = 209,176.50 × 209,176.50
4. Step 4: Simplify right side
   134,711x = 43,754,808,152.25
5. Step 5: Solve for x
   x = 43,754,808,152.25/134,711
6. Step 6: Final answer
   x = 324,805.01