Finding the Third Proportional to 1,806,146 and 3,948,118

Step by Step Solution

1. Step 1: Write the proportion equation
   1,806,146 : 3,948,118 = 3,948,118 : x
2. Step 2: Convert to fraction form
   1,806,146/3,948,118 = 3,948,118/x
3. Step 3: Cross multiply
   1,806,146x = 3,948,118 × 3,948,118
4. Step 4: Simplify right side
   1,806,146x = 15,587,635,741,924
5. Step 5: Solve for x
   x = 15,587,635,741,924/1,806,146
6. Step 6: Final answer
   x = 8,630,329.85