Finding the Third Proportional to 13,628 and 19,993.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,628 : 19,993.25 = 19,993.25 : x
2. Step 2: Convert to fraction form
   13,628/19,993.25 = 19,993.25/x
3. Step 3: Cross multiply
   13,628x = 19,993.25 × 19,993.25
4. Step 4: Simplify right side
   13,628x = 399,730,045.56
5. Step 5: Solve for x
   x = 399,730,045.56/13,628
6. Step 6: Final answer
   x = 29,331.53