Finding the Fourth Proportional to 13,858.53, 19,100.04 and 10,493.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,858.53 : 19,100.04 = 10,493.28 : x
2. Step 2: Convert to fraction form
   13,858.53/19,100.04 = 10,493.28/x
3. Step 3: Cross multiply
   13,858.53x = 19,100.04 × 10,493.28
4. Step 4: Simplify right side
   13,858.53x = 200,422,067.73
5. Step 5: Solve for x
   x = 200,422,067.73/13,858.53
6. Step 6: Final answer
   x = 14,462.00