Finding the Third Proportional to 51,375.50 and 76,716.75

Step by Step Solution

1. Step 1: Write the proportion equation
   51,375.50 : 76,716.75 = 76,716.75 : x
2. Step 2: Convert to fraction form
   51,375.50/76,716.75 = 76,716.75/x
3. Step 3: Cross multiply
   51,375.50x = 76,716.75 × 76,716.75
4. Step 4: Simplify right side
   51,375.50x = 5,885,459,730.56
5. Step 5: Solve for x
   x = 5,885,459,730.56/51,375.50
6. Step 6: Final answer
   x = 114,557.71