Finding the Third Proportional to 64,282.50 and 131,697

Step by Step Solution

1. Step 1: Write the proportion equation
   64,282.50 : 131,697 = 131,697 : x
2. Step 2: Convert to fraction form
   64,282.50/131,697 = 131,697/x
3. Step 3: Cross multiply
   64,282.50x = 131,697 × 131,697
4. Step 4: Simplify right side
   64,282.50x = 17,344,099,809
5. Step 5: Solve for x
   x = 17,344,099,809/64,282.50
6. Step 6: Final answer
   x = 269,810.60