Finding the Third Proportional to 34,078.50 and 51,162.75

Step by Step Solution

1. Step 1: Write the proportion equation
   34,078.50 : 51,162.75 = 51,162.75 : x
2. Step 2: Convert to fraction form
   34,078.50/51,162.75 = 51,162.75/x
3. Step 3: Cross multiply
   34,078.50x = 51,162.75 × 51,162.75
4. Step 4: Simplify right side
   34,078.50x = 2,617,626,987.56
5. Step 5: Solve for x
   x = 2,617,626,987.56/34,078.50
6. Step 6: Final answer
   x = 76,811.68