Finding the Fourth Proportional to 14,667.54, 20,214.06 and 10,418.79

Step by Step Solution

1. Step 1: Write the proportion equation
   14,667.54 : 20,214.06 = 10,418.79 : x
2. Step 2: Convert to fraction form
   14,667.54/20,214.06 = 10,418.79/x
3. Step 3: Cross multiply
   14,667.54x = 20,214.06 × 10,418.79
4. Step 4: Simplify right side
   14,667.54x = 210,606,046.19
5. Step 5: Solve for x
   x = 210,606,046.19/14,667.54
6. Step 6: Final answer
   x = 14,358.65