Finding the Third Proportional to 4,010,436 and 8,351,356

Step by Step Solution

1. Step 1: Write the proportion equation
   4,010,436 : 8,351,356 = 8,351,356 : x
2. Step 2: Convert to fraction form
   4,010,436/8,351,356 = 8,351,356/x
3. Step 3: Cross multiply
   4,010,436x = 8,351,356 × 8,351,356
4. Step 4: Simplify right side
   4,010,436x = 69,745,147,038,736
5. Step 5: Solve for x
   x = 69,745,147,038,736/4,010,436
6. Step 6: Final answer
   x = 17,390,913.87