Finding the Fourth Proportional to 23,645.38, 32,624.73 and 15,028.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,645.38 : 32,624.73 = 15,028.42 : x
2. Step 2: Convert to fraction form
   23,645.38/32,624.73 = 15,028.42/x
3. Step 3: Cross multiply
   23,645.38x = 32,624.73 × 15,028.42
4. Step 4: Simplify right side
   23,645.38x = 490,298,144.83
5. Step 5: Solve for x
   x = 490,298,144.83/23,645.38
6. Step 6: Final answer
   x = 20,735.47