Finding the Third Proportional to 2,059,681 and 4,485,518

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059,681 : 4,485,518 = 4,485,518 : x
2. Step 2: Convert to fraction form
   2,059,681/4,485,518 = 4,485,518/x
3. Step 3: Cross multiply
   2,059,681x = 4,485,518 × 4,485,518
4. Step 4: Simplify right side
   2,059,681x = 20,119,871,728,324
5. Step 5: Solve for x
   x = 20,119,871,728,324/2,059,681
6. Step 6: Final answer
   x = 9,768,440.71