Finding the Fourth Proportional to 22,548.39, 31,117.89 and 13,598.79

Step by Step Solution

1. Step 1: Write the proportion equation
   22,548.39 : 31,117.89 = 13,598.79 : x
2. Step 2: Convert to fraction form
   22,548.39/31,117.89 = 13,598.79/x
3. Step 3: Cross multiply
   22,548.39x = 31,117.89 × 13,598.79
4. Step 4: Simplify right side
   22,548.39x = 423,165,651.35
5. Step 5: Solve for x
   x = 423,165,651.35/22,548.39
6. Step 6: Final answer
   x = 18,767.00