Finding the Third Proportional to 2,015,240 and 4,148,704

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,240 : 4,148,704 = 4,148,704 : x
2. Step 2: Convert to fraction form
   2,015,240/4,148,704 = 4,148,704/x
3. Step 3: Cross multiply
   2,015,240x = 4,148,704 × 4,148,704
4. Step 4: Simplify right side
   2,015,240x = 17,211,744,879,616
5. Step 5: Solve for x
   x = 17,211,744,879,616/2,015,240
6. Step 6: Final answer
   x = 8,540,791.61