Finding the Third Proportional to 45,446 and 69,756

Step by Step Solution

1. Step 1: Write the proportion equation
   45,446 : 69,756 = 69,756 : x
2. Step 2: Convert to fraction form
   45,446/69,756 = 69,756/x
3. Step 3: Cross multiply
   45,446x = 69,756 × 69,756
4. Step 4: Simplify right side
   45,446x = 4,865,899,536
5. Step 5: Solve for x
   x = 4,865,899,536/45,446
6. Step 6: Final answer
   x = 107,069.92