Finding the Fourth Proportional to 5,808.81, 8,691.69 and 3,470.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,808.81 : 8,691.69 = 3,470.09 : x
2. Step 2: Convert to fraction form
   5,808.81/8,691.69 = 3,470.09/x
3. Step 3: Cross multiply
   5,808.81x = 8,691.69 × 3,470.09
4. Step 4: Simplify right side
   5,808.81x = 30,160,945.48
5. Step 5: Solve for x
   x = 30,160,945.48/5,808.81
6. Step 6: Final answer
   x = 5,192.27