Finding the Fourth Proportional to 14,078.42, 19,410.60 and 10,298.54

Step by Step Solution

1. Step 1: Write the proportion equation
   14,078.42 : 19,410.60 = 10,298.54 : x
2. Step 2: Convert to fraction form
   14,078.42/19,410.60 = 10,298.54/x
3. Step 3: Cross multiply
   14,078.42x = 19,410.60 × 10,298.54
4. Step 4: Simplify right side
   14,078.42x = 199,900,840.52
5. Step 5: Solve for x
   x = 199,900,840.52/14,078.42
6. Step 6: Final answer
   x = 14,199.10