Finding the Third Proportional to 49,736 and 70,815

Step by Step Solution

1. Step 1: Write the proportion equation
   49,736 : 70,815 = 70,815 : x
2. Step 2: Convert to fraction form
   49,736/70,815 = 70,815/x
3. Step 3: Cross multiply
   49,736x = 70,815 × 70,815
4. Step 4: Simplify right side
   49,736x = 5,014,764,225
5. Step 5: Solve for x
   x = 5,014,764,225/49,736
6. Step 6: Final answer
   x = 100,827.65