Finding the Third Proportional to 1,724,409 and 3,658,932

Step by Step Solution

1. Step 1: Write the proportion equation
   1,724,409 : 3,658,932 = 3,658,932 : x
2. Step 2: Convert to fraction form
   1,724,409/3,658,932 = 3,658,932/x
3. Step 3: Cross multiply
   1,724,409x = 3,658,932 × 3,658,932
4. Step 4: Simplify right side
   1,724,409x = 13,387,783,380,624
5. Step 5: Solve for x
   x = 13,387,783,380,624/1,724,409
6. Step 6: Final answer
   x = 7,763,693.75