Finding the Third Proportional to 3,669,643 and 5,668,085

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,643 : 5,668,085 = 5,668,085 : x
2. Step 2: Convert to fraction form
   3,669,643/5,668,085 = 5,668,085/x
3. Step 3: Cross multiply
   3,669,643x = 5,668,085 × 5,668,085
4. Step 4: Simplify right side
   3,669,643x = 32,127,187,567,225
5. Step 5: Solve for x
   x = 32,127,187,567,225/3,669,643
6. Step 6: Final answer
   x = 8,754,853.69