Finding the Third Proportional to 4,237,664 and 9,267,550

Step by Step Solution

1. Step 1: Write the proportion equation
   4,237,664 : 9,267,550 = 9,267,550 : x
2. Step 2: Convert to fraction form
   4,237,664/9,267,550 = 9,267,550/x
3. Step 3: Cross multiply
   4,237,664x = 9,267,550 × 9,267,550
4. Step 4: Simplify right side
   4,237,664x = 85,887,483,002,500
5. Step 5: Solve for x
   x = 85,887,483,002,500/4,237,664
6. Step 6: Final answer
   x = 20,267,648.17