Finding the Third Proportional to 4,131,650 and 8,860,972

Step by Step Solution

1. Step 1: Write the proportion equation
   4,131,650 : 8,860,972 = 8,860,972 : x
2. Step 2: Convert to fraction form
   4,131,650/8,860,972 = 8,860,972/x
3. Step 3: Cross multiply
   4,131,650x = 8,860,972 × 8,860,972
4. Step 4: Simplify right side
   4,131,650x = 78,516,824,784,784
5. Step 5: Solve for x
   x = 78,516,824,784,784/4,131,650
6. Step 6: Final answer
   x = 19,003,745.42