Finding the Fourth Proportional to 14,252.35, 19,667.82 and 7,964.71

Step by Step Solution

1. Step 1: Write the proportion equation
   14,252.35 : 19,667.82 = 7,964.71 : x
2. Step 2: Convert to fraction form
   14,252.35/19,667.82 = 7,964.71/x
3. Step 3: Cross multiply
   14,252.35x = 19,667.82 × 7,964.71
4. Step 4: Simplify right side
   14,252.35x = 156,648,482.63
5. Step 5: Solve for x
   x = 156,648,482.63/14,252.35
6. Step 6: Final answer
   x = 10,991.06