Finding the Fourth Proportional to 6,890.84, 9,509.42 and 3,747.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,890.84 : 9,509.42 = 3,747.03 : x
2. Step 2: Convert to fraction form
   6,890.84/9,509.42 = 3,747.03/x
3. Step 3: Cross multiply
   6,890.84x = 9,509.42 × 3,747.03
4. Step 4: Simplify right side
   6,890.84x = 35,632,082.02
5. Step 5: Solve for x
   x = 35,632,082.02/6,890.84
6. Step 6: Final answer
   x = 5,170.93