Finding the Fourth Proportional to 14,429.82, 19,913.00 and 8,142.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,429.82 : 19,913.00 = 8,142.06 : x
2. Step 2: Convert to fraction form
   14,429.82/19,913.00 = 8,142.06/x
3. Step 3: Cross multiply
   14,429.82x = 19,913.00 × 8,142.06
4. Step 4: Simplify right side
   14,429.82x = 162,132,800.07
5. Step 5: Solve for x
   x = 162,132,800.07/14,429.82
6. Step 6: Final answer
   x = 11,235.95