Finding the Third Proportional to 2,172,428 and 3,038,628

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,428 : 3,038,628 = 3,038,628 : x
2. Step 2: Convert to fraction form
   2,172,428/3,038,628 = 3,038,628/x
3. Step 3: Cross multiply
   2,172,428x = 3,038,628 × 3,038,628
4. Step 4: Simplify right side
   2,172,428x = 9,233,260,122,384
5. Step 5: Solve for x
   x = 9,233,260,122,384/2,172,428
6. Step 6: Final answer
   x = 4,250,203.06