Finding the Fourth Proportional to 6,617.08, 9,131.91 and 4,100.53

Step by Step Solution

1. Step 1: Write the proportion equation
   6,617.08 : 9,131.91 = 4,100.53 : x
2. Step 2: Convert to fraction form
   6,617.08/9,131.91 = 4,100.53/x
3. Step 3: Cross multiply
   6,617.08x = 9,131.91 × 4,100.53
4. Step 4: Simplify right side
   6,617.08x = 37,445,670.91
5. Step 5: Solve for x
   x = 37,445,670.91/6,617.08
6. Step 6: Final answer
   x = 5,658.94