Finding the Third Proportional to 1,841,296 and 3,938,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841,296 : 3,938,448 = 3,938,448 : x
2. Step 2: Convert to fraction form
   1,841,296/3,938,448 = 3,938,448/x
3. Step 3: Cross multiply
   1,841,296x = 3,938,448 × 3,938,448
4. Step 4: Simplify right side
   1,841,296x = 15,511,372,648,704
5. Step 5: Solve for x
   x = 15,511,372,648,704/1,841,296
6. Step 6: Final answer
   x = 8,424,160.29