Finding the Third Proportional to 203,508 and 443,173.50

Step by Step Solution

1. Step 1: Write the proportion equation
   203,508 : 443,173.50 = 443,173.50 : x
2. Step 2: Convert to fraction form
   203,508/443,173.50 = 443,173.50/x
3. Step 3: Cross multiply
   203,508x = 443,173.50 × 443,173.50
4. Step 4: Simplify right side
   203,508x = 196,402,751,102.25
5. Step 5: Solve for x
   x = 196,402,751,102.25/203,508
6. Step 6: Final answer
   x = 965,086.14