Finding the Third Proportional to 28,171.86 and 60,717.73

Step by Step Solution

1. Step 1: Write the proportion equation
   28,171.86 : 60,717.73 = 60,717.73 : x
2. Step 2: Convert to fraction form
   28,171.86/60,717.73 = 60,717.73/x
3. Step 3: Cross multiply
   28,171.86x = 60,717.73 × 60,717.73
4. Step 4: Simplify right side
   28,171.86x = 3,686,642,318.92
5. Step 5: Solve for x
   x = 3,686,642,318.92/28,171.86
6. Step 6: Final answer
   x = 130,862.57