Finding the Third Proportional to 10,609.88 and 22,381.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,609.88 : 22,381.31 = 22,381.31 : x
2. Step 2: Convert to fraction form
   10,609.88/22,381.31 = 22,381.31/x
3. Step 3: Cross multiply
   10,609.88x = 22,381.31 × 22,381.31
4. Step 4: Simplify right side
   10,609.88x = 500,923,149.22
5. Step 5: Solve for x
   x = 500,923,149.22/10,609.88
6. Step 6: Final answer
   x = 47,212.92