Finding the Third Proportional to 133,884 and 207,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,884 : 207,307.50 = 207,307.50 : x
2. Step 2: Convert to fraction form
   133,884/207,307.50 = 207,307.50/x
3. Step 3: Cross multiply
   133,884x = 207,307.50 × 207,307.50
4. Step 4: Simplify right side
   133,884x = 42,976,399,556.25
5. Step 5: Solve for x
   x = 42,976,399,556.25/133,884
6. Step 6: Final answer
   x = 320,997.28