Finding the Third Proportional to 1,988,973 and 4,354,110

Step by Step Solution

1. Step 1: Write the proportion equation
   1,988,973 : 4,354,110 = 4,354,110 : x
2. Step 2: Convert to fraction form
   1,988,973/4,354,110 = 4,354,110/x
3. Step 3: Cross multiply
   1,988,973x = 4,354,110 × 4,354,110
4. Step 4: Simplify right side
   1,988,973x = 18,958,273,892,100
5. Step 5: Solve for x
   x = 18,958,273,892,100/1,988,973
6. Step 6: Final answer
   x = 9,531,689.92