Finding the Third Proportional to 10,079 and 15,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,079 : 15,128.50 = 15,128.50 : x
2. Step 2: Convert to fraction form
   10,079/15,128.50 = 15,128.50/x
3. Step 3: Cross multiply
   10,079x = 15,128.50 × 15,128.50
4. Step 4: Simplify right side
   10,079x = 228,871,512.25
5. Step 5: Solve for x
   x = 228,871,512.25/10,079
6. Step 6: Final answer
   x = 22,707.76