Finding the Fourth Proportional to 11,820.84, 17,733.36 and 3,923.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,820.84 : 17,733.36 = 3,923.83 : x
2. Step 2: Convert to fraction form
   11,820.84/17,733.36 = 3,923.83/x
3. Step 3: Cross multiply
   11,820.84x = 17,733.36 × 3,923.83
4. Step 4: Simplify right side
   11,820.84x = 69,582,581.68
5. Step 5: Solve for x
   x = 69,582,581.68/11,820.84
6. Step 6: Final answer
   x = 5,886.43