Finding the Third Proportional to 8,789,211 and 19,280,250

Step by Step Solution

1. Step 1: Write the proportion equation
   8,789,211 : 19,280,250 = 19,280,250 : x
2. Step 2: Convert to fraction form
   8,789,211/19,280,250 = 19,280,250/x
3. Step 3: Cross multiply
   8,789,211x = 19,280,250 × 19,280,250
4. Step 4: Simplify right side
   8,789,211x = 371,728,040,062,500
5. Step 5: Solve for x
   x = 371,728,040,062,500/8,789,211
6. Step 6: Final answer
   x = 42,293,675.74