Finding the Fourth Proportional to 6,180.30, 8,525.35 and 3,661.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,180.30 : 8,525.35 = 3,661.61 : x
2. Step 2: Convert to fraction form
   6,180.30/8,525.35 = 3,661.61/x
3. Step 3: Cross multiply
   6,180.30x = 8,525.35 × 3,661.61
4. Step 4: Simplify right side
   6,180.30x = 31,216,468.76
5. Step 5: Solve for x
   x = 31,216,468.76/6,180.30
6. Step 6: Final answer
   x = 5,050.96