Finding the Third Proportional to 65,122.50 and 132,057

Step by Step Solution

1. Step 1: Write the proportion equation
   65,122.50 : 132,057 = 132,057 : x
2. Step 2: Convert to fraction form
   65,122.50/132,057 = 132,057/x
3. Step 3: Cross multiply
   65,122.50x = 132,057 × 132,057
4. Step 4: Simplify right side
   65,122.50x = 17,439,051,249
5. Step 5: Solve for x
   x = 17,439,051,249/65,122.50
6. Step 6: Final answer
   x = 267,788.42