Finding the Third Proportional to 36,630,792 and 72,339,648

Step by Step Solution

1. Step 1: Write the proportion equation
   36,630,792 : 72,339,648 = 72,339,648 : x
2. Step 2: Convert to fraction form
   36,630,792/72,339,648 = 72,339,648/x
3. Step 3: Cross multiply
   36,630,792x = 72,339,648 × 72,339,648
4. Step 4: Simplify right side
   36,630,792x = 5,233,024,672,763,904
5. Step 5: Solve for x
   x = 5,233,024,672,763,904/36,630,792
6. Step 6: Final answer
   x = 142,858,627.59