Finding the Fourth Proportional to 22,900.59, 31,596.92 and 13,467.39

Step by Step Solution

1. Step 1: Write the proportion equation
   22,900.59 : 31,596.92 = 13,467.39 : x
2. Step 2: Convert to fraction form
   22,900.59/31,596.92 = 13,467.39/x
3. Step 3: Cross multiply
   22,900.59x = 31,596.92 × 13,467.39
4. Step 4: Simplify right side
   22,900.59x = 425,527,977.10
5. Step 5: Solve for x
   x = 425,527,977.10/22,900.59
6. Step 6: Final answer
   x = 18,581.53