Finding the Third Proportional to 51,715.75 and 76,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,715.75 : 76,601.50 = 76,601.50 : x
2. Step 2: Convert to fraction form
   51,715.75/76,601.50 = 76,601.50/x
3. Step 3: Cross multiply
   51,715.75x = 76,601.50 × 76,601.50
4. Step 4: Simplify right side
   51,715.75x = 5,867,789,802.25
5. Step 5: Solve for x
   x = 5,867,789,802.25/51,715.75
6. Step 6: Final answer
   x = 113,462.34