Finding the Third Proportional to 3,622,969 and 7,403,240

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622,969 : 7,403,240 = 7,403,240 : x
2. Step 2: Convert to fraction form
   3,622,969/7,403,240 = 7,403,240/x
3. Step 3: Cross multiply
   3,622,969x = 7,403,240 × 7,403,240
4. Step 4: Simplify right side
   3,622,969x = 54,807,962,497,600
5. Step 5: Solve for x
   x = 54,807,962,497,600/3,622,969
6. Step 6: Final answer
   x = 15,127,913.74