Finding the Third Proportional to 12,614.48 and 19,790.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,614.48 : 19,790.89 = 19,790.89 : x
2. Step 2: Convert to fraction form
   12,614.48/19,790.89 = 19,790.89/x
3. Step 3: Cross multiply
   12,614.48x = 19,790.89 × 19,790.89
4. Step 4: Simplify right side
   12,614.48x = 391,679,506.35
5. Step 5: Solve for x
   x = 391,679,506.35/12,614.48
6. Step 6: Final answer
   x = 31,049.98