Finding the Third Proportional to 50,994.50 and 71,685

Step by Step Solution

1. Step 1: Write the proportion equation
   50,994.50 : 71,685 = 71,685 : x
2. Step 2: Convert to fraction form
   50,994.50/71,685 = 71,685/x
3. Step 3: Cross multiply
   50,994.50x = 71,685 × 71,685
4. Step 4: Simplify right side
   50,994.50x = 5,138,739,225
5. Step 5: Solve for x
   x = 5,138,739,225/50,994.50
6. Step 6: Final answer
   x = 100,770.46