Finding the Fourth Proportional to 14,251.82, 19,667.41 and 7,964.19

Step by Step Solution

1. Step 1: Write the proportion equation
   14,251.82 : 19,667.41 = 7,964.19 : x
2. Step 2: Convert to fraction form
   14,251.82/19,667.41 = 7,964.19/x
3. Step 3: Cross multiply
   14,251.82x = 19,667.41 × 7,964.19
4. Step 4: Simplify right side
   14,251.82x = 156,634,970.14
5. Step 5: Solve for x
   x = 156,634,970.14/14,251.82
6. Step 6: Final answer
   x = 10,990.53