Finding the Fourth Proportional to 9,749.38, 13,453.32 and 5,769.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,749.38 : 13,453.32 = 5,769.79 : x
2. Step 2: Convert to fraction form
   9,749.38/13,453.32 = 5,769.79/x
3. Step 3: Cross multiply
   9,749.38x = 13,453.32 × 5,769.79
4. Step 4: Simplify right side
   9,749.38x = 77,622,831.20
5. Step 5: Solve for x
   x = 77,622,831.20/9,749.38
6. Step 6: Final answer
   x = 7,961.82