Finding the Third Proportional to 1,603,849 and 3,321,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,603,849 : 3,321,376 = 3,321,376 : x
2. Step 2: Convert to fraction form
   1,603,849/3,321,376 = 3,321,376/x
3. Step 3: Cross multiply
   1,603,849x = 3,321,376 × 3,321,376
4. Step 4: Simplify right side
   1,603,849x = 11,031,538,533,376
5. Step 5: Solve for x
   x = 11,031,538,533,376/1,603,849
6. Step 6: Final answer
   x = 6,878,165.30