Finding the Third Proportional to 13,145.25 and 19,874.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,145.25 : 19,874.63 = 19,874.63 : x
2. Step 2: Convert to fraction form
   13,145.25/19,874.63 = 19,874.63/x
3. Step 3: Cross multiply
   13,145.25x = 19,874.63 × 19,874.63
4. Step 4: Simplify right side
   13,145.25x = 395,000,718.89
5. Step 5: Solve for x
   x = 395,000,718.89/13,145.25
6. Step 6: Final answer
   x = 30,048.93