Finding the Third Proportional to 3,414,920 and 7,431,184

Step by Step Solution

1. Step 1: Write the proportion equation
   3,414,920 : 7,431,184 = 7,431,184 : x
2. Step 2: Convert to fraction form
   3,414,920/7,431,184 = 7,431,184/x
3. Step 3: Cross multiply
   3,414,920x = 7,431,184 × 7,431,184
4. Step 4: Simplify right side
   3,414,920x = 55,222,495,641,856
5. Step 5: Solve for x
   x = 55,222,495,641,856/3,414,920
6. Step 6: Final answer
   x = 16,170,948.56