Finding the Third Proportional to 13,641.75 and 21,110.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,641.75 : 21,110.63 = 21,110.63 : x
2. Step 2: Convert to fraction form
   13,641.75/21,110.63 = 21,110.63/x
3. Step 3: Cross multiply
   13,641.75x = 21,110.63 × 21,110.63
4. Step 4: Simplify right side
   13,641.75x = 445,658,487.89
5. Step 5: Solve for x
   x = 445,658,487.89/13,641.75
6. Step 6: Final answer
   x = 32,668.72