Finding the Fourth Proportional to 14,429.78, 21,641.93 and 5,067.59

Step by Step Solution

1. Step 1: Write the proportion equation
   14,429.78 : 21,641.93 = 5,067.59 : x
2. Step 2: Convert to fraction form
   14,429.78/21,641.93 = 5,067.59/x
3. Step 3: Cross multiply
   14,429.78x = 21,641.93 × 5,067.59
4. Step 4: Simplify right side
   14,429.78x = 109,672,428.05
5. Step 5: Solve for x
   x = 109,672,428.05/14,429.78
6. Step 6: Final answer
   x = 7,600.42