Finding the Third Proportional to 3,361,702 and 7,429,890

Step by Step Solution

1. Step 1: Write the proportion equation
   3,361,702 : 7,429,890 = 7,429,890 : x
2. Step 2: Convert to fraction form
   3,361,702/7,429,890 = 7,429,890/x
3. Step 3: Cross multiply
   3,361,702x = 7,429,890 × 7,429,890
4. Step 4: Simplify right side
   3,361,702x = 55,203,265,412,100
5. Step 5: Solve for x
   x = 55,203,265,412,100/3,361,702
6. Step 6: Final answer
   x = 16,421,225.14