Finding the Third Proportional to 3,222,624 and 7,020,240

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222,624 : 7,020,240 = 7,020,240 : x
2. Step 2: Convert to fraction form
   3,222,624/7,020,240 = 7,020,240/x
3. Step 3: Cross multiply
   3,222,624x = 7,020,240 × 7,020,240
4. Step 4: Simplify right side
   3,222,624x = 49,283,769,657,600
5. Step 5: Solve for x
   x = 49,283,769,657,600/3,222,624
6. Step 6: Final answer
   x = 15,293,056.11