Finding the Third Proportional to 10,200.09 and 21,624.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.09 : 21,624.89 = 21,624.89 : x
2. Step 2: Convert to fraction form
   10,200.09/21,624.89 = 21,624.89/x
3. Step 3: Cross multiply
   10,200.09x = 21,624.89 × 21,624.89
4. Step 4: Simplify right side
   10,200.09x = 467,635,894.54
5. Step 5: Solve for x
   x = 467,635,894.54/10,200.09
6. Step 6: Final answer
   x = 45,846.23