Finding the Third Proportional to 3,409,856 and 7,393,840

Step by Step Solution

1. Step 1: Write the proportion equation
   3,409,856 : 7,393,840 = 7,393,840 : x
2. Step 2: Convert to fraction form
   3,409,856/7,393,840 = 7,393,840/x
3. Step 3: Cross multiply
   3,409,856x = 7,393,840 × 7,393,840
4. Step 4: Simplify right side
   3,409,856x = 54,668,869,945,600
5. Step 5: Solve for x
   x = 54,668,869,945,600/3,409,856
6. Step 6: Final answer
   x = 16,032,603.71