Finding the Third Proportional to 2,172,430 and 3,038,631

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,430 : 3,038,631 = 3,038,631 : x
2. Step 2: Convert to fraction form
   2,172,430/3,038,631 = 3,038,631/x
3. Step 3: Cross multiply
   2,172,430x = 3,038,631 × 3,038,631
4. Step 4: Simplify right side
   2,172,430x = 9,233,278,354,161
5. Step 5: Solve for x
   x = 9,233,278,354,161/2,172,430
6. Step 6: Final answer
   x = 4,250,207.53