Finding the Third Proportional to 1,685,826 and 3,674,628

Step by Step Solution

1. Step 1: Write the proportion equation
   1,685,826 : 3,674,628 = 3,674,628 : x
2. Step 2: Convert to fraction form
   1,685,826/3,674,628 = 3,674,628/x
3. Step 3: Cross multiply
   1,685,826x = 3,674,628 × 3,674,628
4. Step 4: Simplify right side
   1,685,826x = 13,502,890,938,384
5. Step 5: Solve for x
   x = 13,502,890,938,384/1,685,826
6. Step 6: Final answer
   x = 8,009,658.73