Finding the Third Proportional to 132,705 and 205,501.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,705 : 205,501.50 = 205,501.50 : x
2. Step 2: Convert to fraction form
   132,705/205,501.50 = 205,501.50/x
3. Step 3: Cross multiply
   132,705x = 205,501.50 × 205,501.50
4. Step 4: Simplify right side
   132,705x = 42,230,866,502.25
5. Step 5: Solve for x
   x = 42,230,866,502.25/132,705
6. Step 6: Final answer
   x = 318,231.16