Finding the Fourth Proportional to 23,597.96, 32,555.92 and 13,521

Step by Step Solution

1. Step 1: Write the proportion equation
   23,597.96 : 32,555.92 = 13,521 : x
2. Step 2: Convert to fraction form
   23,597.96/32,555.92 = 13,521/x
3. Step 3: Cross multiply
   23,597.96x = 32,555.92 × 13,521
4. Step 4: Simplify right side
   23,597.96x = 440,188,594.32
5. Step 5: Solve for x
   x = 440,188,594.32/23,597.96
6. Step 6: Final answer
   x = 18,653.67