Finding the Third Proportional to 1,779,442 and 4,198,827

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779,442 : 4,198,827 = 4,198,827 : x
2. Step 2: Convert to fraction form
   1,779,442/4,198,827 = 4,198,827/x
3. Step 3: Cross multiply
   1,779,442x = 4,198,827 × 4,198,827
4. Step 4: Simplify right side
   1,779,442x = 17,630,148,175,929
5. Step 5: Solve for x
   x = 17,630,148,175,929/1,779,442
6. Step 6: Final answer
   x = 9,907,683.52