Finding the Third Proportional to 11,836,172 and 25,470,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,836,172 : 25,470,057.50 = 25,470,057.50 : x
2. Step 2: Convert to fraction form
   11,836,172/25,470,057.50 = 25,470,057.50/x
3. Step 3: Cross multiply
   11,836,172x = 25,470,057.50 × 25,470,057.50
4. Step 4: Simplify right side
   11,836,172x = 648,723,829,053,306.25
5. Step 5: Solve for x
   x = 648,723,829,053,306.25/11,836,172
6. Step 6: Final answer
   x = 54,808,584.15