Finding the Third Proportional to 206,887.50 and 443,298

Step by Step Solution

1. Step 1: Write the proportion equation
   206,887.50 : 443,298 = 443,298 : x
2. Step 2: Convert to fraction form
   206,887.50/443,298 = 443,298/x
3. Step 3: Cross multiply
   206,887.50x = 443,298 × 443,298
4. Step 4: Simplify right side
   206,887.50x = 196,513,116,804
5. Step 5: Solve for x
   x = 196,513,116,804/206,887.50
6. Step 6: Final answer
   x = 949,854.95