Finding the Fourth Proportional to 11,964.39, 17,945.19 and 3,200.00

Step by Step Solution

1. Step 1: Write the proportion equation
   11,964.39 : 17,945.19 = 3,200.00 : x
2. Step 2: Convert to fraction form
   11,964.39/17,945.19 = 3,200.00/x
3. Step 3: Cross multiply
   11,964.39x = 17,945.19 × 3,200.00
4. Step 4: Simplify right side
   11,964.39x = 57,424,518.27
5. Step 5: Solve for x
   x = 57,424,518.27/11,964.39
6. Step 6: Final answer
   x = 4,799.62