Finding the Third Proportional to 1,724,684 and 3,628,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,724,684 : 3,628,132 = 3,628,132 : x
2. Step 2: Convert to fraction form
   1,724,684/3,628,132 = 3,628,132/x
3. Step 3: Cross multiply
   1,724,684x = 3,628,132 × 3,628,132
4. Step 4: Simplify right side
   1,724,684x = 13,163,341,809,424
5. Step 5: Solve for x
   x = 13,163,341,809,424/1,724,684
6. Step 6: Final answer
   x = 7,632,320.94