Finding the Fourth Proportional to 11,007.70, 16,512.86 and 3,613.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,007.70 : 16,512.86 = 3,613.01 : x
2. Step 2: Convert to fraction form
   11,007.70/16,512.86 = 3,613.01/x
3. Step 3: Cross multiply
   11,007.70x = 16,512.86 × 3,613.01
4. Step 4: Simplify right side
   11,007.70x = 59,661,054.78
5. Step 5: Solve for x
   x = 59,661,054.78/11,007.70
6. Step 6: Final answer
   x = 5,419.94