Finding the Fourth Proportional to 11,300.70, 16,951.86 and 3,509.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,300.70 : 16,951.86 = 3,509.22 : x
2. Step 2: Convert to fraction form
   11,300.70/16,951.86 = 3,509.22/x
3. Step 3: Cross multiply
   11,300.70x = 16,951.86 × 3,509.22
4. Step 4: Simplify right side
   11,300.70x = 59,487,806.15
5. Step 5: Solve for x
   x = 59,487,806.15/11,300.70
6. Step 6: Final answer
   x = 5,264.08