Finding the Third Proportional to 7,879,491 and 17,253,661.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,879,491 : 17,253,661.50 = 17,253,661.50 : x
2. Step 2: Convert to fraction form
   7,879,491/17,253,661.50 = 17,253,661.50/x
3. Step 3: Cross multiply
   7,879,491x = 17,253,661.50 × 17,253,661.50
4. Step 4: Simplify right side
   7,879,491x = 297,688,835,156,582.25
5. Step 5: Solve for x
   x = 297,688,835,156,582.25/7,879,491
6. Step 6: Final answer
   x = 37,780,211.33