Finding the Fourth Proportional to 9,426.71, 14,150.46 and 7,964.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.71 : 14,150.46 = 7,964.02 : x
2. Step 2: Convert to fraction form
   9,426.71/14,150.46 = 7,964.02/x
3. Step 3: Cross multiply
   9,426.71x = 14,150.46 × 7,964.02
4. Step 4: Simplify right side
   9,426.71x = 112,694,594.00
5. Step 5: Solve for x
   x = 112,694,594.00/9,426.71
6. Step 6: Final answer
   x = 11,954.81