Finding the Third Proportional to 1,628,742 and 3,509,930

Step by Step Solution

1. Step 1: Write the proportion equation
   1,628,742 : 3,509,930 = 3,509,930 : x
2. Step 2: Convert to fraction form
   1,628,742/3,509,930 = 3,509,930/x
3. Step 3: Cross multiply
   1,628,742x = 3,509,930 × 3,509,930
4. Step 4: Simplify right side
   1,628,742x = 12,319,608,604,900
5. Step 5: Solve for x
   x = 12,319,608,604,900/1,628,742
6. Step 6: Final answer
   x = 7,563,879.73