Finding the Third Proportional to 3,327,780 and 4,866,870

Step by Step Solution

1. Step 1: Write the proportion equation
   3,327,780 : 4,866,870 = 4,866,870 : x
2. Step 2: Convert to fraction form
   3,327,780/4,866,870 = 4,866,870/x
3. Step 3: Cross multiply
   3,327,780x = 4,866,870 × 4,866,870
4. Step 4: Simplify right side
   3,327,780x = 23,686,423,596,900
5. Step 5: Solve for x
   x = 23,686,423,596,900/3,327,780
6. Step 6: Final answer
   x = 7,117,785.31