Finding the Third Proportional to 96,813.25 and 209,710

Step by Step Solution

1. Step 1: Write the proportion equation
   96,813.25 : 209,710 = 209,710 : x
2. Step 2: Convert to fraction form
   96,813.25/209,710 = 209,710/x
3. Step 3: Cross multiply
   96,813.25x = 209,710 × 209,710
4. Step 4: Simplify right side
   96,813.25x = 43,978,284,100
5. Step 5: Solve for x
   x = 43,978,284,100/96,813.25
6. Step 6: Final answer
   x = 454,258.94