Finding the Third Proportional to 1,470,818 and 3,177,970

Step by Step Solution

1. Step 1: Write the proportion equation
   1,470,818 : 3,177,970 = 3,177,970 : x
2. Step 2: Convert to fraction form
   1,470,818/3,177,970 = 3,177,970/x
3. Step 3: Cross multiply
   1,470,818x = 3,177,970 × 3,177,970
4. Step 4: Simplify right side
   1,470,818x = 10,099,493,320,900
5. Step 5: Solve for x
   x = 10,099,493,320,900/1,470,818
6. Step 6: Final answer
   x = 6,866,582.62