Finding the Third Proportional to 8,205,806 and 17,856,490

Step by Step Solution

1. Step 1: Write the proportion equation
   8,205,806 : 17,856,490 = 17,856,490 : x
2. Step 2: Convert to fraction form
   8,205,806/17,856,490 = 17,856,490/x
3. Step 3: Cross multiply
   8,205,806x = 17,856,490 × 17,856,490
4. Step 4: Simplify right side
   8,205,806x = 318,854,235,120,100
5. Step 5: Solve for x
   x = 318,854,235,120,100/8,205,806
6. Step 6: Final answer
   x = 38,857,150.06