Finding the Fourth Proportional to 8,745.94, 13,116.18 and 3,810.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,745.94 : 13,116.18 = 3,810.61 : x
2. Step 2: Convert to fraction form
   8,745.94/13,116.18 = 3,810.61/x
3. Step 3: Cross multiply
   8,745.94x = 13,116.18 × 3,810.61
4. Step 4: Simplify right side
   8,745.94x = 49,980,646.67
5. Step 5: Solve for x
   x = 49,980,646.67/8,745.94
6. Step 6: Final answer
   x = 5,714.73