Finding the Third Proportional to 10,502,991.56 and 21,524,509.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,502,991.56 : 21,524,509.69 = 21,524,509.69 : x
2. Step 2: Convert to fraction form
   10,502,991.56/21,524,509.69 = 21,524,509.69/x
3. Step 3: Cross multiply
   10,502,991.56x = 21,524,509.69 × 21,524,509.69
4. Step 4: Simplify right side
   10,502,991.56x = 463,304,517,287,281.38
5. Step 5: Solve for x
   x = 463,304,517,287,281.38/10,502,991.56
6. Step 6: Final answer
   x = 44,111,671.85