Finding the Fourth Proportional to 14,140.86, 19,519.83 and 9,423.42

Step by Step Solution

1. Step 1: Write the proportion equation
   14,140.86 : 19,519.83 = 9,423.42 : x
2. Step 2: Convert to fraction form
   14,140.86/19,519.83 = 9,423.42/x
3. Step 3: Cross multiply
   14,140.86x = 19,519.83 × 9,423.42
4. Step 4: Simplify right side
   14,140.86x = 183,943,556.42
5. Step 5: Solve for x
   x = 183,943,556.42/14,140.86
6. Step 6: Final answer
   x = 13,007.95