Finding the Fourth Proportional to 11,620.52, 17,432.46 and 3,828.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,620.52 : 17,432.46 = 3,828.56 : x
2. Step 2: Convert to fraction form
   11,620.52/17,432.46 = 3,828.56/x
3. Step 3: Cross multiply
   11,620.52x = 17,432.46 × 3,828.56
4. Step 4: Simplify right side
   11,620.52x = 66,741,219.06
5. Step 5: Solve for x
   x = 66,741,219.06/11,620.52
6. Step 6: Final answer
   x = 5,743.39