Finding the Third Proportional to 207,199.50 and 446,280

Step by Step Solution

1. Step 1: Write the proportion equation
   207,199.50 : 446,280 = 446,280 : x
2. Step 2: Convert to fraction form
   207,199.50/446,280 = 446,280/x
3. Step 3: Cross multiply
   207,199.50x = 446,280 × 446,280
4. Step 4: Simplify right side
   207,199.50x = 199,165,838,400
5. Step 5: Solve for x
   x = 199,165,838,400/207,199.50
6. Step 6: Final answer
   x = 961,227.41