Finding the Fourth Proportional to 6,159.88, 8,500.98 and 3,643.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,159.88 : 8,500.98 = 3,643.46 : x
2. Step 2: Convert to fraction form
   6,159.88/8,500.98 = 3,643.46/x
3. Step 3: Cross multiply
   6,159.88x = 8,500.98 × 3,643.46
4. Step 4: Simplify right side
   6,159.88x = 30,972,980.59
5. Step 5: Solve for x
   x = 30,972,980.59/6,159.88
6. Step 6: Final answer
   x = 5,028.18