Finding the Third Proportional to 1,487,808 and 3,222,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,487,808 : 3,222,828 = 3,222,828 : x
2. Step 2: Convert to fraction form
   1,487,808/3,222,828 = 3,222,828/x
3. Step 3: Cross multiply
   1,487,808x = 3,222,828 × 3,222,828
4. Step 4: Simplify right side
   1,487,808x = 10,386,620,317,584
5. Step 5: Solve for x
   x = 10,386,620,317,584/1,487,808
6. Step 6: Final answer
   x = 6,981,156.38