Finding the Third Proportional to 4,103,968 and 8,908,866

Step by Step Solution

1. Step 1: Write the proportion equation
   4,103,968 : 8,908,866 = 8,908,866 : x
2. Step 2: Convert to fraction form
   4,103,968/8,908,866 = 8,908,866/x
3. Step 3: Cross multiply
   4,103,968x = 8,908,866 × 8,908,866
4. Step 4: Simplify right side
   4,103,968x = 79,367,893,405,956
5. Step 5: Solve for x
   x = 79,367,893,405,956/4,103,968
6. Step 6: Final answer
   x = 19,339,306.11