Finding the Third Proportional to 20,124 and 30,307

Step by Step Solution

1. Step 1: Write the proportion equation
   20,124 : 30,307 = 30,307 : x
2. Step 2: Convert to fraction form
   20,124/30,307 = 30,307/x
3. Step 3: Cross multiply
   20,124x = 30,307 × 30,307
4. Step 4: Simplify right side
   20,124x = 918,514,249
5. Step 5: Solve for x
   x = 918,514,249/20,124
6. Step 6: Final answer
   x = 45,642.73