Finding the Fourth Proportional to 9,964.31, 14,828.83 and 9,632.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,964.31 : 14,828.83 = 9,632.11 : x
2. Step 2: Convert to fraction form
   9,964.31/14,828.83 = 9,632.11/x
3. Step 3: Cross multiply
   9,964.31x = 14,828.83 × 9,632.11
4. Step 4: Simplify right side
   9,964.31x = 142,832,921.73
5. Step 5: Solve for x
   x = 142,832,921.73/9,964.31
6. Step 6: Final answer
   x = 14,334.45