Finding the Fourth Proportional to 23,615.37, 32,588.15 and 13,536.58

Step by Step Solution

1. Step 1: Write the proportion equation
   23,615.37 : 32,588.15 = 13,536.58 : x
2. Step 2: Convert to fraction form
   23,615.37/32,588.15 = 13,536.58/x
3. Step 3: Cross multiply
   23,615.37x = 32,588.15 × 13,536.58
4. Step 4: Simplify right side
   23,615.37x = 441,132,133.37
5. Step 5: Solve for x
   x = 441,132,133.37/23,615.37
6. Step 6: Final answer
   x = 18,679.88