Finding the Third Proportional to 12,220,200 and 25,444,900.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,220,200 : 25,444,900.50 = 25,444,900.50 : x
2. Step 2: Convert to fraction form
   12,220,200/25,444,900.50 = 25,444,900.50/x
3. Step 3: Cross multiply
   12,220,200x = 25,444,900.50 × 25,444,900.50
4. Step 4: Simplify right side
   12,220,200x = 647,442,961,454,900.25
5. Step 5: Solve for x
   x = 647,442,961,454,900.25/12,220,200
6. Step 6: Final answer
   x = 52,981,371.95