Finding the Third Proportional to 4,010,423 and 8,351,326

Step by Step Solution

1. Step 1: Write the proportion equation
   4,010,423 : 8,351,326 = 8,351,326 : x
2. Step 2: Convert to fraction form
   4,010,423/8,351,326 = 8,351,326/x
3. Step 3: Cross multiply
   4,010,423x = 8,351,326 × 8,351,326
4. Step 4: Simplify right side
   4,010,423x = 69,744,645,958,276
5. Step 5: Solve for x
   x = 69,744,645,958,276/4,010,423
6. Step 6: Final answer
   x = 17,390,845.29