Finding the Third Proportional to 623,084 and 1,351,144

Step by Step Solution

1. Step 1: Write the proportion equation
   623,084 : 1,351,144 = 1,351,144 : x
2. Step 2: Convert to fraction form
   623,084/1,351,144 = 1,351,144/x
3. Step 3: Cross multiply
   623,084x = 1,351,144 × 1,351,144
4. Step 4: Simplify right side
   623,084x = 1,825,590,108,736
5. Step 5: Solve for x
   x = 1,825,590,108,736/623,084
6. Step 6: Final answer
   x = 2,929,926.16