Finding the Fourth Proportional to 6,076.67, 9,111.53 and 3,613.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,076.67 : 9,111.53 = 3,613.21 : x
2. Step 2: Convert to fraction form
   6,076.67/9,111.53 = 3,613.21/x
3. Step 3: Cross multiply
   6,076.67x = 9,111.53 × 3,613.21
4. Step 4: Simplify right side
   6,076.67x = 32,921,853.25
5. Step 5: Solve for x
   x = 32,921,853.25/6,076.67
6. Step 6: Final answer
   x = 5,417.75