Finding the Third Proportional to 10,438.88 and 16,156.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,438.88 : 16,156.69 = 16,156.69 : x
2. Step 2: Convert to fraction form
   10,438.88/16,156.69 = 16,156.69/x
3. Step 3: Cross multiply
   10,438.88x = 16,156.69 × 16,156.69
4. Step 4: Simplify right side
   10,438.88x = 261,038,550.97
5. Step 5: Solve for x
   x = 261,038,550.97/10,438.88
6. Step 6: Final answer
   x = 25,006.39