Finding the Fourth Proportional to 22,563.36, 31,135.59 and 13,002.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,563.36 : 31,135.59 = 13,002.93 : x
2. Step 2: Convert to fraction form
   22,563.36/31,135.59 = 13,002.93/x
3. Step 3: Cross multiply
   22,563.36x = 31,135.59 × 13,002.93
4. Step 4: Simplify right side
   22,563.36x = 404,853,897.28
5. Step 5: Solve for x
   x = 404,853,897.28/22,563.36
6. Step 6: Final answer
   x = 17,942.98