Finding the Third Proportional to 50,994.50 and 71,684.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,994.50 : 71,684.50 = 71,684.50 : x
2. Step 2: Convert to fraction form
   50,994.50/71,684.50 = 71,684.50/x
3. Step 3: Cross multiply
   50,994.50x = 71,684.50 × 71,684.50
4. Step 4: Simplify right side
   50,994.50x = 5,138,667,540.25
5. Step 5: Solve for x
   x = 5,138,667,540.25/50,994.50
6. Step 6: Final answer
   x = 100,769.05