Finding the Third Proportional to 3,606,698 and 5,398,743

Step by Step Solution

1. Step 1: Write the proportion equation
   3,606,698 : 5,398,743 = 5,398,743 : x
2. Step 2: Convert to fraction form
   3,606,698/5,398,743 = 5,398,743/x
3. Step 3: Cross multiply
   3,606,698x = 5,398,743 × 5,398,743
4. Step 4: Simplify right side
   3,606,698x = 29,146,425,980,049
5. Step 5: Solve for x
   x = 29,146,425,980,049/3,606,698
6. Step 6: Final answer
   x = 8,081,193.93