Finding the Third Proportional to 1,724,890 and 3,628,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,724,890 : 3,628,520 = 3,628,520 : x
2. Step 2: Convert to fraction form
   1,724,890/3,628,520 = 3,628,520/x
3. Step 3: Cross multiply
   1,724,890x = 3,628,520 × 3,628,520
4. Step 4: Simplify right side
   1,724,890x = 13,166,157,390,400
5. Step 5: Solve for x
   x = 13,166,157,390,400/1,724,890
6. Step 6: Final answer
   x = 7,633,041.75