Finding the Third Proportional to 4,716,421 and 10,105,802

Step by Step Solution

1. Step 1: Write the proportion equation
   4,716,421 : 10,105,802 = 10,105,802 : x
2. Step 2: Convert to fraction form
   4,716,421/10,105,802 = 10,105,802/x
3. Step 3: Cross multiply
   4,716,421x = 10,105,802 × 10,105,802
4. Step 4: Simplify right side
   4,716,421x = 102,127,234,063,204
5. Step 5: Solve for x
   x = 102,127,234,063,204/4,716,421
6. Step 6: Final answer
   x = 21,653,544.94