Finding the Third Proportional to 6,643,136.50 and 10,847,551

Step by Step Solution

1. Step 1: Write the proportion equation
   6,643,136.50 : 10,847,551 = 10,847,551 : x
2. Step 2: Convert to fraction form
   6,643,136.50/10,847,551 = 10,847,551/x
3. Step 3: Cross multiply
   6,643,136.50x = 10,847,551 × 10,847,551
4. Step 4: Simplify right side
   6,643,136.50x = 117,669,362,697,601
5. Step 5: Solve for x
   x = 117,669,362,697,601/6,643,136.50
6. Step 6: Final answer
   x = 17,712,922.61