Finding the Third Proportional to 838,864 and 1,334,304

Step by Step Solution

1. Step 1: Write the proportion equation
   838,864 : 1,334,304 = 1,334,304 : x
2. Step 2: Convert to fraction form
   838,864/1,334,304 = 1,334,304/x
3. Step 3: Cross multiply
   838,864x = 1,334,304 × 1,334,304
4. Step 4: Simplify right side
   838,864x = 1,780,367,164,416
5. Step 5: Solve for x
   x = 1,780,367,164,416/838,864
6. Step 6: Final answer
   x = 2,122,354.95