Finding the Third Proportional to 2,870,435 and 3,900,004

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870,435 : 3,900,004 = 3,900,004 : x
2. Step 2: Convert to fraction form
   2,870,435/3,900,004 = 3,900,004/x
3. Step 3: Cross multiply
   2,870,435x = 3,900,004 × 3,900,004
4. Step 4: Simplify right side
   2,870,435x = 15,210,031,200,016
5. Step 5: Solve for x
   x = 15,210,031,200,016/2,870,435
6. Step 6: Final answer
   x = 5,298,859.30