Finding the Third Proportional to 60,396 and 132,740

Step by Step Solution

1. Step 1: Write the proportion equation
   60,396 : 132,740 = 132,740 : x
2. Step 2: Convert to fraction form
   60,396/132,740 = 132,740/x
3. Step 3: Cross multiply
   60,396x = 132,740 × 132,740
4. Step 4: Simplify right side
   60,396x = 17,619,907,600
5. Step 5: Solve for x
   x = 17,619,907,600/60,396
6. Step 6: Final answer
   x = 291,739.65