Finding the Fourth Proportional to 22,097.52, 30,494.34 and 13,144.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,097.52 : 30,494.34 = 13,144.86 : x
2. Step 2: Convert to fraction form
   22,097.52/30,494.34 = 13,144.86/x
3. Step 3: Cross multiply
   22,097.52x = 30,494.34 × 13,144.86
4. Step 4: Simplify right side
   22,097.52x = 400,843,830.09
5. Step 5: Solve for x
   x = 400,843,830.09/22,097.52
6. Step 6: Final answer
   x = 18,139.77