Finding the Third Proportional to 9,127.69 and 20,238.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,127.69 : 20,238.61 = 20,238.61 : x
2. Step 2: Convert to fraction form
   9,127.69/20,238.61 = 20,238.61/x
3. Step 3: Cross multiply
   9,127.69x = 20,238.61 × 20,238.61
4. Step 4: Simplify right side
   9,127.69x = 409,601,309.43
5. Step 5: Solve for x
   x = 409,601,309.43/9,127.69
6. Step 6: Final answer
   x = 44,874.60