Finding the Fourth Proportional to 10,951.68, 16,429.60 and 3,555.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,951.68 : 16,429.60 = 3,555.52 : x
2. Step 2: Convert to fraction form
   10,951.68/16,429.60 = 3,555.52/x
3. Step 3: Cross multiply
   10,951.68x = 16,429.60 × 3,555.52
4. Step 4: Simplify right side
   10,951.68x = 58,415,771.39
5. Step 5: Solve for x
   x = 58,415,771.39/10,951.68
6. Step 6: Final answer
   x = 5,333.96