Finding the Third Proportional to 10,515.38 and 22,489.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,515.38 : 22,489.88 = 22,489.88 : x
2. Step 2: Convert to fraction form
   10,515.38/22,489.88 = 22,489.88/x
3. Step 3: Cross multiply
   10,515.38x = 22,489.88 × 22,489.88
4. Step 4: Simplify right side
   10,515.38x = 505,794,477.52
5. Step 5: Solve for x
   x = 505,794,477.52/10,515.38
6. Step 6: Final answer
   x = 48,100.47