Finding the Third Proportional to 63,231 and 132,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,231 : 132,307.50 = 132,307.50 : x
2. Step 2: Convert to fraction form
   63,231/132,307.50 = 132,307.50/x
3. Step 3: Cross multiply
   63,231x = 132,307.50 × 132,307.50
4. Step 4: Simplify right side
   63,231x = 17,505,274,556.25
5. Step 5: Solve for x
   x = 17,505,274,556.25/63,231
6. Step 6: Final answer
   x = 276,846.40