Finding the Third Proportional to 51,612.63 and 76,459.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,612.63 : 76,459.50 = 76,459.50 : x
2. Step 2: Convert to fraction form
   51,612.63/76,459.50 = 76,459.50/x
3. Step 3: Cross multiply
   51,612.63x = 76,459.50 × 76,459.50
4. Step 4: Simplify right side
   51,612.63x = 5,846,055,140.25
5. Step 5: Solve for x
   x = 5,846,055,140.25/51,612.63
6. Step 6: Final answer
   x = 113,267.93