Finding the Third Proportional to 3,867,267 and 8,294,118

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867,267 : 8,294,118 = 8,294,118 : x
2. Step 2: Convert to fraction form
   3,867,267/8,294,118 = 8,294,118/x
3. Step 3: Cross multiply
   3,867,267x = 8,294,118 × 8,294,118
4. Step 4: Simplify right side
   3,867,267x = 68,792,393,397,924
5. Step 5: Solve for x
   x = 68,792,393,397,924/3,867,267
6. Step 6: Final answer
   x = 17,788,374.43