Finding the Third Proportional to 13,443 and 19,587

Step by Step Solution

1. Step 1: Write the proportion equation
   13,443 : 19,587 = 19,587 : x
2. Step 2: Convert to fraction form
   13,443/19,587 = 19,587/x
3. Step 3: Cross multiply
   13,443x = 19,587 × 19,587
4. Step 4: Simplify right side
   13,443x = 383,650,569
5. Step 5: Solve for x
   x = 383,650,569/13,443
6. Step 6: Final answer
   x = 28,539.06