Finding the Third Proportional to 2,420,471 and 5,214,389

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420,471 : 5,214,389 = 5,214,389 : x
2. Step 2: Convert to fraction form
   2,420,471/5,214,389 = 5,214,389/x
3. Step 3: Cross multiply
   2,420,471x = 5,214,389 × 5,214,389
4. Step 4: Simplify right side
   2,420,471x = 27,189,852,643,321
5. Step 5: Solve for x
   x = 27,189,852,643,321/2,420,471
6. Step 6: Final answer
   x = 11,233,289.99