Finding the Third Proportional to 1,800,536 and 3,935,664

Step by Step Solution

1. Step 1: Write the proportion equation
   1,800,536 : 3,935,664 = 3,935,664 : x
2. Step 2: Convert to fraction form
   1,800,536/3,935,664 = 3,935,664/x
3. Step 3: Cross multiply
   1,800,536x = 3,935,664 × 3,935,664
4. Step 4: Simplify right side
   1,800,536x = 15,489,451,120,896
5. Step 5: Solve for x
   x = 15,489,451,120,896/1,800,536
6. Step 6: Final answer
   x = 8,602,688.93