Finding the Third Proportional to 49,613 and 70,729

Step by Step Solution

1. Step 1: Write the proportion equation
   49,613 : 70,729 = 70,729 : x
2. Step 2: Convert to fraction form
   49,613/70,729 = 70,729/x
3. Step 3: Cross multiply
   49,613x = 70,729 × 70,729
4. Step 4: Simplify right side
   49,613x = 5,002,591,441
5. Step 5: Solve for x
   x = 5,002,591,441/49,613
6. Step 6: Final answer
   x = 100,832.27