Finding the Fourth Proportional to 23,789.12, 32,826.33 and 13,176.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,789.12 : 32,826.33 = 13,176.09 : x
2. Step 2: Convert to fraction form
   23,789.12/32,826.33 = 13,176.09/x
3. Step 3: Cross multiply
   23,789.12x = 32,826.33 × 13,176.09
4. Step 4: Simplify right side
   23,789.12x = 432,522,678.45
5. Step 5: Solve for x
   x = 432,522,678.45/23,789.12
6. Step 6: Final answer
   x = 18,181.54