Finding the Third Proportional to 3,405,568 and 5,122,654

Step by Step Solution

1. Step 1: Write the proportion equation
   3,405,568 : 5,122,654 = 5,122,654 : x
2. Step 2: Convert to fraction form
   3,405,568/5,122,654 = 5,122,654/x
3. Step 3: Cross multiply
   3,405,568x = 5,122,654 × 5,122,654
4. Step 4: Simplify right side
   3,405,568x = 26,241,584,003,716
5. Step 5: Solve for x
   x = 26,241,584,003,716/3,405,568
6. Step 6: Final answer
   x = 7,705,494.06