Finding the Fourth Proportional to 16,369.48, 24,587.03 and 12,679.93

Step by Step Solution

1. Step 1: Write the proportion equation
   16,369.48 : 24,587.03 = 12,679.93 : x
2. Step 2: Convert to fraction form
   16,369.48/24,587.03 = 12,679.93/x
3. Step 3: Cross multiply
   16,369.48x = 24,587.03 × 12,679.93
4. Step 4: Simplify right side
   16,369.48x = 311,761,819.31
5. Step 5: Solve for x
   x = 311,761,819.31/16,369.48
6. Step 6: Final answer
   x = 19,045.31