Finding the Fourth Proportional to 6,890.37, 9,508.71 and 3,746.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,890.37 : 9,508.71 = 3,746.55 : x
2. Step 2: Convert to fraction form
   6,890.37/9,508.71 = 3,746.55/x
3. Step 3: Cross multiply
   6,890.37x = 9,508.71 × 3,746.55
4. Step 4: Simplify right side
   6,890.37x = 35,624,857.45
5. Step 5: Solve for x
   x = 35,624,857.45/6,890.37
6. Step 6: Final answer
   x = 5,170.24