Finding the Third Proportional to 12,542.15 and 19,375.45

Step by Step Solution

1. Step 1: Write the proportion equation
   12,542.15 : 19,375.45 = 19,375.45 : x
2. Step 2: Convert to fraction form
   12,542.15/19,375.45 = 19,375.45/x
3. Step 3: Cross multiply
   12,542.15x = 19,375.45 × 19,375.45
4. Step 4: Simplify right side
   12,542.15x = 375,408,183.80
5. Step 5: Solve for x
   x = 375,408,183.80/12,542.15
6. Step 6: Final answer
   x = 29,931.73