Finding the Third Proportional to 20,484 and 30,871.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,484 : 30,871.50 = 30,871.50 : x
2. Step 2: Convert to fraction form
   20,484/30,871.50 = 30,871.50/x
3. Step 3: Cross multiply
   20,484x = 30,871.50 × 30,871.50
4. Step 4: Simplify right side
   20,484x = 953,049,512.25
5. Step 5: Solve for x
   x = 953,049,512.25/20,484
6. Step 6: Final answer
   x = 46,526.53