Finding the Third Proportional to 3,198,393 and 7,550,298

Step by Step Solution

1. Step 1: Write the proportion equation
   3,198,393 : 7,550,298 = 7,550,298 : x
2. Step 2: Convert to fraction form
   3,198,393/7,550,298 = 7,550,298/x
3. Step 3: Cross multiply
   3,198,393x = 7,550,298 × 7,550,298
4. Step 4: Simplify right side
   3,198,393x = 57,006,999,888,804
5. Step 5: Solve for x
   x = 57,006,999,888,804/3,198,393
6. Step 6: Final answer
   x = 17,823,638.27