Finding the Fourth Proportional to 8,087.83, 12,131.60 and 3,643.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,087.83 : 12,131.60 = 3,643.02 : x
2. Step 2: Convert to fraction form
   8,087.83/12,131.60 = 3,643.02/x
3. Step 3: Cross multiply
   8,087.83x = 12,131.60 × 3,643.02
4. Step 4: Simplify right side
   8,087.83x = 44,195,600.77
5. Step 5: Solve for x
   x = 44,195,600.77/8,087.83
6. Step 6: Final answer
   x = 5,464.46