Finding the Third Proportional to 7,777.27 and 12,062.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,777.27 : 12,062.67 = 12,062.67 : x
2. Step 2: Convert to fraction form
   7,777.27/12,062.67 = 12,062.67/x
3. Step 3: Cross multiply
   7,777.27x = 12,062.67 × 12,062.67
4. Step 4: Simplify right side
   7,777.27x = 145,508,052.76
5. Step 5: Solve for x
   x = 145,508,052.76/7,777.27
6. Step 6: Final answer
   x = 18,709.41