Finding the Fourth Proportional to 22,789.69, 31,445.07 and 13,097.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,789.69 : 31,445.07 = 13,097.27 : x
2. Step 2: Convert to fraction form
   22,789.69/31,445.07 = 13,097.27/x
3. Step 3: Cross multiply
   22,789.69x = 31,445.07 × 13,097.27
4. Step 4: Simplify right side
   22,789.69x = 411,844,571.96
5. Step 5: Solve for x
   x = 411,844,571.96/22,789.69
6. Step 6: Final answer
   x = 18,071.53