Finding the Third Proportional to 11,617,728 and 25,250,410.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,617,728 : 25,250,410.50 = 25,250,410.50 : x
2. Step 2: Convert to fraction form
   11,617,728/25,250,410.50 = 25,250,410.50/x
3. Step 3: Cross multiply
   11,617,728x = 25,250,410.50 × 25,250,410.50
4. Step 4: Simplify right side
   11,617,728x = 637,583,230,418,510.25
5. Step 5: Solve for x
   x = 637,583,230,418,510.25/11,617,728
6. Step 6: Final answer
   x = 54,880,199.50