Finding the Fourth Proportional to 23,453.18, 32,365.33 and 12,842.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,453.18 : 32,365.33 = 12,842.72 : x
2. Step 2: Convert to fraction form
   23,453.18/32,365.33 = 12,842.72/x
3. Step 3: Cross multiply
   23,453.18x = 32,365.33 × 12,842.72
4. Step 4: Simplify right side
   23,453.18x = 415,658,676.96
5. Step 5: Solve for x
   x = 415,658,676.96/23,453.18
6. Step 6: Final answer
   x = 17,722.92