Finding the Third Proportional to 51,812 and 76,623.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,812 : 76,623.50 = 76,623.50 : x
2. Step 2: Convert to fraction form
   51,812/76,623.50 = 76,623.50/x
3. Step 3: Cross multiply
   51,812x = 76,623.50 × 76,623.50
4. Step 4: Simplify right side
   51,812x = 5,871,160,752.25
5. Step 5: Solve for x
   x = 5,871,160,752.25/51,812
6. Step 6: Final answer
   x = 113,316.62