Finding the Third Proportional to 1,841,276 and 3,938,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841,276 : 3,938,416 = 3,938,416 : x
2. Step 2: Convert to fraction form
   1,841,276/3,938,416 = 3,938,416/x
3. Step 3: Cross multiply
   1,841,276x = 3,938,416 × 3,938,416
4. Step 4: Simplify right side
   1,841,276x = 15,511,120,589,056
5. Step 5: Solve for x
   x = 15,511,120,589,056/1,841,276
6. Step 6: Final answer
   x = 8,424,114.90