Finding the Third Proportional to 10,609.88 and 22,381.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,609.88 : 22,381.50 = 22,381.50 : x
2. Step 2: Convert to fraction form
   10,609.88/22,381.50 = 22,381.50/x
3. Step 3: Cross multiply
   10,609.88x = 22,381.50 × 22,381.50
4. Step 4: Simplify right side
   10,609.88x = 500,931,542.25
5. Step 5: Solve for x
   x = 500,931,542.25/10,609.88
6. Step 6: Final answer
   x = 47,213.71