Finding the Fourth Proportional to 16,023.54, 24,001.79 and 12,886.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,023.54 : 24,001.79 = 12,886.59 : x
2. Step 2: Convert to fraction form
   16,023.54/24,001.79 = 12,886.59/x
3. Step 3: Cross multiply
   16,023.54x = 24,001.79 × 12,886.59
4. Step 4: Simplify right side
   16,023.54x = 309,301,162.56
5. Step 5: Solve for x
   x = 309,301,162.56/16,023.54
6. Step 6: Final answer
   x = 19,302.92