Finding the Third Proportional to 19,603.69 and 29,993.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,603.69 : 29,993.63 = 29,993.63 : x
2. Step 2: Convert to fraction form
   19,603.69/29,993.63 = 29,993.63/x
3. Step 3: Cross multiply
   19,603.69x = 29,993.63 × 29,993.63
4. Step 4: Simplify right side
   19,603.69x = 899,617,540.64
5. Step 5: Solve for x
   x = 899,617,540.64/19,603.69
6. Step 6: Final answer
   x = 45,890.22