Finding the Third Proportional to 45,648 and 98,816

Step by Step Solution

1. Step 1: Write the proportion equation
   45,648 : 98,816 = 98,816 : x
2. Step 2: Convert to fraction form
   45,648/98,816 = 98,816/x
3. Step 3: Cross multiply
   45,648x = 98,816 × 98,816
4. Step 4: Simplify right side
   45,648x = 9,764,601,856
5. Step 5: Solve for x
   x = 9,764,601,856/45,648
6. Step 6: Final answer
   x = 213,910.84