Finding the Third Proportional to 1,605,842 and 3,489,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,842 : 3,489,028 = 3,489,028 : x
2. Step 2: Convert to fraction form
   1,605,842/3,489,028 = 3,489,028/x
3. Step 3: Cross multiply
   1,605,842x = 3,489,028 × 3,489,028
4. Step 4: Simplify right side
   1,605,842x = 12,173,316,384,784
5. Step 5: Solve for x
   x = 12,173,316,384,784/1,605,842
6. Step 6: Final answer
   x = 7,580,643.91