Finding the Third Proportional to 1,383,458 and 3,009,220

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383,458 : 3,009,220 = 3,009,220 : x
2. Step 2: Convert to fraction form
   1,383,458/3,009,220 = 3,009,220/x
3. Step 3: Cross multiply
   1,383,458x = 3,009,220 × 3,009,220
4. Step 4: Simplify right side
   1,383,458x = 9,055,405,008,400
5. Step 5: Solve for x
   x = 9,055,405,008,400/1,383,458
6. Step 6: Final answer
   x = 6,545,486.03