Finding the Third Proportional to 1,798,428 and 3,851,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798,428 : 3,851,920 = 3,851,920 : x
2. Step 2: Convert to fraction form
   1,798,428/3,851,920 = 3,851,920/x
3. Step 3: Cross multiply
   1,798,428x = 3,851,920 × 3,851,920
4. Step 4: Simplify right side
   1,798,428x = 14,837,287,686,400
5. Step 5: Solve for x
   x = 14,837,287,686,400/1,798,428
6. Step 6: Final answer
   x = 8,250,142.73