Finding the Third Proportional to 206,970.75 and 443,479.50

Step by Step Solution

1. Step 1: Write the proportion equation
   206,970.75 : 443,479.50 = 443,479.50 : x
2. Step 2: Convert to fraction form
   206,970.75/443,479.50 = 443,479.50/x
3. Step 3: Cross multiply
   206,970.75x = 443,479.50 × 443,479.50
4. Step 4: Simplify right side
   206,970.75x = 196,674,066,920.25
5. Step 5: Solve for x
   x = 196,674,066,920.25/206,970.75
6. Step 6: Final answer
   x = 950,250.54