Finding the Fourth Proportional to 6,556.61, 9,834.89 and 3,781.49

Step by Step Solution

1. Step 1: Write the proportion equation
   6,556.61 : 9,834.89 = 3,781.49 : x
2. Step 2: Convert to fraction form
   6,556.61/9,834.89 = 3,781.49/x
3. Step 3: Cross multiply
   6,556.61x = 9,834.89 × 3,781.49
4. Step 4: Simplify right side
   6,556.61x = 37,190,470.10
5. Step 5: Solve for x
   x = 37,190,470.10/6,556.61
6. Step 6: Final answer
   x = 5,672.21