Finding the Fourth Proportional to 14,667.94, 20,234.37 and 10,478.62

Step by Step Solution

1. Step 1: Write the proportion equation
   14,667.94 : 20,234.37 = 10,478.62 : x
2. Step 2: Convert to fraction form
   14,667.94/20,234.37 = 10,478.62/x
3. Step 3: Cross multiply
   14,667.94x = 20,234.37 × 10,478.62
4. Step 4: Simplify right side
   14,667.94x = 212,028,274.17
5. Step 5: Solve for x
   x = 212,028,274.17/14,667.94
6. Step 6: Final answer
   x = 14,455.22