Finding the Third Proportional to 51,246.84 and 80,384.06

Step by Step Solution

1. Step 1: Write the proportion equation
   51,246.84 : 80,384.06 = 80,384.06 : x
2. Step 2: Convert to fraction form
   51,246.84/80,384.06 = 80,384.06/x
3. Step 3: Cross multiply
   51,246.84x = 80,384.06 × 80,384.06
4. Step 4: Simplify right side
   51,246.84x = 6,461,597,504.00
5. Step 5: Solve for x
   x = 6,461,597,504.00/51,246.84
6. Step 6: Final answer
   x = 126,087.72