Finding the Third Proportional to 3,150,261 and 6,870,708

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150,261 : 6,870,708 = 6,870,708 : x
2. Step 2: Convert to fraction form
   3,150,261/6,870,708 = 6,870,708/x
3. Step 3: Cross multiply
   3,150,261x = 6,870,708 × 6,870,708
4. Step 4: Simplify right side
   3,150,261x = 47,206,628,421,264
5. Step 5: Solve for x
   x = 47,206,628,421,264/3,150,261
6. Step 6: Final answer
   x = 14,984,989.63