Finding the Third Proportional to 13,002.75 and 19,388.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.75 : 19,388.25 = 19,388.25 : x
2. Step 2: Convert to fraction form
   13,002.75/19,388.25 = 19,388.25/x
3. Step 3: Cross multiply
   13,002.75x = 19,388.25 × 19,388.25
4. Step 4: Simplify right side
   13,002.75x = 375,904,238.06
5. Step 5: Solve for x
   x = 375,904,238.06/13,002.75
6. Step 6: Final answer
   x = 28,909.60