Finding the Third Proportional to 3,489,004 and 7,392,242

Step by Step Solution

1. Step 1: Write the proportion equation
   3,489,004 : 7,392,242 = 7,392,242 : x
2. Step 2: Convert to fraction form
   3,489,004/7,392,242 = 7,392,242/x
3. Step 3: Cross multiply
   3,489,004x = 7,392,242 × 7,392,242
4. Step 4: Simplify right side
   3,489,004x = 54,645,241,786,564
5. Step 5: Solve for x
   x = 54,645,241,786,564/3,489,004
6. Step 6: Final answer
   x = 15,662,132.17