Finding the Third Proportional to 3,868,587 and 8,051,157

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868,587 : 8,051,157 = 8,051,157 : x
2. Step 2: Convert to fraction form
   3,868,587/8,051,157 = 8,051,157/x
3. Step 3: Cross multiply
   3,868,587x = 8,051,157 × 8,051,157
4. Step 4: Simplify right side
   3,868,587x = 64,821,129,038,649
5. Step 5: Solve for x
   x = 64,821,129,038,649/3,868,587
6. Step 6: Final answer
   x = 16,755,763.55