Finding the Third Proportional to 3,781,530 and 8,297,730

Step by Step Solution

1. Step 1: Write the proportion equation
   3,781,530 : 8,297,730 = 8,297,730 : x
2. Step 2: Convert to fraction form
   3,781,530/8,297,730 = 8,297,730/x
3. Step 3: Cross multiply
   3,781,530x = 8,297,730 × 8,297,730
4. Step 4: Simplify right side
   3,781,530x = 68,852,323,152,900
5. Step 5: Solve for x
   x = 68,852,323,152,900/3,781,530
6. Step 6: Final answer
   x = 18,207,530.59