Finding the Third Proportional to 45,724.50 and 99,828

Step by Step Solution

1. Step 1: Write the proportion equation
   45,724.50 : 99,828 = 99,828 : x
2. Step 2: Convert to fraction form
   45,724.50/99,828 = 99,828/x
3. Step 3: Cross multiply
   45,724.50x = 99,828 × 99,828
4. Step 4: Simplify right side
   45,724.50x = 9,965,629,584
5. Step 5: Solve for x
   x = 9,965,629,584/45,724.50
6. Step 6: Final answer
   x = 217,949.45