Finding the Third Proportional to 1,724,730 and 3,628,206

Step by Step Solution

1. Step 1: Write the proportion equation
   1,724,730 : 3,628,206 = 3,628,206 : x
2. Step 2: Convert to fraction form
   1,724,730/3,628,206 = 3,628,206/x
3. Step 3: Cross multiply
   1,724,730x = 3,628,206 × 3,628,206
4. Step 4: Simplify right side
   1,724,730x = 13,163,878,778,436
5. Step 5: Solve for x
   x = 13,163,878,778,436/1,724,730
6. Step 6: Final answer
   x = 7,632,428.72