Finding the Third Proportional to 200,492 and 433,240

Step by Step Solution

1. Step 1: Write the proportion equation
   200,492 : 433,240 = 433,240 : x
2. Step 2: Convert to fraction form
   200,492/433,240 = 433,240/x
3. Step 3: Cross multiply
   200,492x = 433,240 × 433,240
4. Step 4: Simplify right side
   200,492x = 187,696,897,600
5. Step 5: Solve for x
   x = 187,696,897,600/200,492
6. Step 6: Final answer
   x = 936,181.48