Finding the Third Proportional to 1,954,112 and 4,242,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,954,112 : 4,242,448 = 4,242,448 : x
2. Step 2: Convert to fraction form
   1,954,112/4,242,448 = 4,242,448/x
3. Step 3: Cross multiply
   1,954,112x = 4,242,448 × 4,242,448
4. Step 4: Simplify right side
   1,954,112x = 17,998,365,032,704
5. Step 5: Solve for x
   x = 17,998,365,032,704/1,954,112
6. Step 6: Final answer
   x = 9,210,508.42