Finding the Third Proportional to 200,969 and 436,810

Step by Step Solution

1. Step 1: Write the proportion equation
   200,969 : 436,810 = 436,810 : x
2. Step 2: Convert to fraction form
   200,969/436,810 = 436,810/x
3. Step 3: Cross multiply
   200,969x = 436,810 × 436,810
4. Step 4: Simplify right side
   200,969x = 190,802,976,100
5. Step 5: Solve for x
   x = 190,802,976,100/200,969
6. Step 6: Final answer
   x = 949,414.96