Finding the Third Proportional to 2,161,220 and 4,702,984

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,220 : 4,702,984 = 4,702,984 : x
2. Step 2: Convert to fraction form
   2,161,220/4,702,984 = 4,702,984/x
3. Step 3: Cross multiply
   2,161,220x = 4,702,984 × 4,702,984
4. Step 4: Simplify right side
   2,161,220x = 22,118,058,504,256
5. Step 5: Solve for x
   x = 22,118,058,504,256/2,161,220
6. Step 6: Final answer
   x = 10,234,061.55