Finding the Third Proportional to 3,209,240 and 7,048,360

Step by Step Solution

1. Step 1: Write the proportion equation
   3,209,240 : 7,048,360 = 7,048,360 : x
2. Step 2: Convert to fraction form
   3,209,240/7,048,360 = 7,048,360/x
3. Step 3: Cross multiply
   3,209,240x = 7,048,360 × 7,048,360
4. Step 4: Simplify right side
   3,209,240x = 49,679,378,689,600
5. Step 5: Solve for x
   x = 49,679,378,689,600/3,209,240
6. Step 6: Final answer
   x = 15,480,107.03