Finding the Third Proportional to 13,040.16 and 19,621.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,040.16 : 19,621.41 = 19,621.41 : x
2. Step 2: Convert to fraction form
   13,040.16/19,621.41 = 19,621.41/x
3. Step 3: Cross multiply
   13,040.16x = 19,621.41 × 19,621.41
4. Step 4: Simplify right side
   13,040.16x = 384,999,583.23
5. Step 5: Solve for x
   x = 384,999,583.23/13,040.16
6. Step 6: Final answer
   x = 29,524.15