Finding the Third Proportional to 4,682,661 and 10,216,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,682,661 : 10,216,141.50 = 10,216,141.50 : x
2. Step 2: Convert to fraction form
   4,682,661/10,216,141.50 = 10,216,141.50/x
3. Step 3: Cross multiply
   4,682,661x = 10,216,141.50 × 10,216,141.50
4. Step 4: Simplify right side
   4,682,661x = 104,369,547,148,022.25
5. Step 5: Solve for x
   x = 104,369,547,148,022.25/4,682,661
6. Step 6: Final answer
   x = 22,288,512.27