Finding the Fourth Proportional to 8,186.82, 12,276.27 and 4,899.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,186.82 : 12,276.27 = 4,899.03 : x
2. Step 2: Convert to fraction form
   8,186.82/12,276.27 = 4,899.03/x
3. Step 3: Cross multiply
   8,186.82x = 12,276.27 × 4,899.03
4. Step 4: Simplify right side
   8,186.82x = 60,141,815.02
5. Step 5: Solve for x
   x = 60,141,815.02/8,186.82
6. Step 6: Final answer
   x = 7,346.18