Finding the Third Proportional to 4,204,418 and 9,222,748

Step by Step Solution

1. Step 1: Write the proportion equation
   4,204,418 : 9,222,748 = 9,222,748 : x
2. Step 2: Convert to fraction form
   4,204,418/9,222,748 = 9,222,748/x
3. Step 3: Cross multiply
   4,204,418x = 9,222,748 × 9,222,748
4. Step 4: Simplify right side
   4,204,418x = 85,059,080,671,504
5. Step 5: Solve for x
   x = 85,059,080,671,504/4,204,418
6. Step 6: Final answer
   x = 20,230,881.10