Finding the Third Proportional to 12,975 and 19,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,975 : 19,948.50 = 19,948.50 : x
2. Step 2: Convert to fraction form
   12,975/19,948.50 = 19,948.50/x
3. Step 3: Cross multiply
   12,975x = 19,948.50 × 19,948.50
4. Step 4: Simplify right side
   12,975x = 397,942,652.25
5. Step 5: Solve for x
   x = 397,942,652.25/12,975
6. Step 6: Final answer
   x = 30,669.95