Finding the Third Proportional to 43,866 and 70,643.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43,866 : 70,643.25 = 70,643.25 : x
2. Step 2: Convert to fraction form
   43,866/70,643.25 = 70,643.25/x
3. Step 3: Cross multiply
   43,866x = 70,643.25 × 70,643.25
4. Step 4: Simplify right side
   43,866x = 4,990,468,770.56
5. Step 5: Solve for x
   x = 4,990,468,770.56/43,866
6. Step 6: Final answer
   x = 113,766.21