Finding the Fourth Proportional to 19,603.01, 29,348.61 and 13,016.09

Step by Step Solution

1. Step 1: Write the proportion equation
   19,603.01 : 29,348.61 = 13,016.09 : x
2. Step 2: Convert to fraction form
   19,603.01/29,348.61 = 13,016.09/x
3. Step 3: Cross multiply
   19,603.01x = 29,348.61 × 13,016.09
4. Step 4: Simplify right side
   19,603.01x = 382,004,002.39
5. Step 5: Solve for x
   x = 382,004,002.39/19,603.01
6. Step 6: Final answer
   x = 19,487.01