Finding the Third Proportional to 65,810 and 144,736

Step by Step Solution

1. Step 1: Write the proportion equation
   65,810 : 144,736 = 144,736 : x
2. Step 2: Convert to fraction form
   65,810/144,736 = 144,736/x
3. Step 3: Cross multiply
   65,810x = 144,736 × 144,736
4. Step 4: Simplify right side
   65,810x = 20,948,509,696
5. Step 5: Solve for x
   x = 20,948,509,696/65,810
6. Step 6: Final answer
   x = 318,318.03