Finding the Fourth Proportional to 23,384.38, 32,260.24 and 15,828

Step by Step Solution

1. Step 1: Write the proportion equation
   23,384.38 : 32,260.24 = 15,828 : x
2. Step 2: Convert to fraction form
   23,384.38/32,260.24 = 15,828/x
3. Step 3: Cross multiply
   23,384.38x = 32,260.24 × 15,828
4. Step 4: Simplify right side
   23,384.38x = 510,615,078.72
5. Step 5: Solve for x
   x = 510,615,078.72/23,384.38
6. Step 6: Final answer
   x = 21,835.73