Finding the Third Proportional to 4,121,264 and 8,951,876

Step by Step Solution

1. Step 1: Write the proportion equation
   4,121,264 : 8,951,876 = 8,951,876 : x
2. Step 2: Convert to fraction form
   4,121,264/8,951,876 = 8,951,876/x
3. Step 3: Cross multiply
   4,121,264x = 8,951,876 × 8,951,876
4. Step 4: Simplify right side
   4,121,264x = 80,136,083,919,376
5. Step 5: Solve for x
   x = 80,136,083,919,376/4,121,264
6. Step 6: Final answer
   x = 19,444,540.30