Finding the Third Proportional to 2,240,842 and 3,387,940

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240,842 : 3,387,940 = 3,387,940 : x
2. Step 2: Convert to fraction form
   2,240,842/3,387,940 = 3,387,940/x
3. Step 3: Cross multiply
   2,240,842x = 3,387,940 × 3,387,940
4. Step 4: Simplify right side
   2,240,842x = 11,478,137,443,600
5. Step 5: Solve for x
   x = 11,478,137,443,600/2,240,842
6. Step 6: Final answer
   x = 5,122,243.09