Finding the Third Proportional to 31,740 and 60,600

Step by Step Solution

1. Step 1: Write the proportion equation
   31,740 : 60,600 = 60,600 : x
2. Step 2: Convert to fraction form
   31,740/60,600 = 60,600/x
3. Step 3: Cross multiply
   31,740x = 60,600 × 60,600
4. Step 4: Simplify right side
   31,740x = 3,672,360,000
5. Step 5: Solve for x
   x = 3,672,360,000/31,740
6. Step 6: Final answer
   x = 115,701.32