Finding the Fourth Proportional to 11,752.09, 17,629.78 and 3,432.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,752.09 : 17,629.78 = 3,432.71 : x
2. Step 2: Convert to fraction form
   11,752.09/17,629.78 = 3,432.71/x
3. Step 3: Cross multiply
   11,752.09x = 17,629.78 × 3,432.71
4. Step 4: Simplify right side
   11,752.09x = 60,517,913.52
5. Step 5: Solve for x
   x = 60,517,913.52/11,752.09
6. Step 6: Final answer
   x = 5,149.55