Finding the Fourth Proportional to 11,831.46, 17,748.13 and 3,933.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,831.46 : 17,748.13 = 3,933.69 : x
2. Step 2: Convert to fraction form
   11,831.46/17,748.13 = 3,933.69/x
3. Step 3: Cross multiply
   11,831.46x = 17,748.13 × 3,933.69
4. Step 4: Simplify right side
   11,831.46x = 69,815,641.50
5. Step 5: Solve for x
   x = 69,815,641.50/11,831.46
6. Step 6: Final answer
   x = 5,900.85