Finding the Third Proportional to 45,740 and 60,710

Step by Step Solution

1. Step 1: Write the proportion equation
   45,740 : 60,710 = 60,710 : x
2. Step 2: Convert to fraction form
   45,740/60,710 = 60,710/x
3. Step 3: Cross multiply
   45,740x = 60,710 × 60,710
4. Step 4: Simplify right side
   45,740x = 3,685,704,100
5. Step 5: Solve for x
   x = 3,685,704,100/45,740
6. Step 6: Final answer
   x = 80,579.45