Finding the Fourth Proportional to 12,850.46, 17,728.63 and 8,068.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,850.46 : 17,728.63 = 8,068.37 : x
2. Step 2: Convert to fraction form
   12,850.46/17,728.63 = 8,068.37/x
3. Step 3: Cross multiply
   12,850.46x = 17,728.63 × 8,068.37
4. Step 4: Simplify right side
   12,850.46x = 143,041,146.43
5. Step 5: Solve for x
   x = 143,041,146.43/12,850.46
6. Step 6: Final answer
   x = 11,131.21