Finding the Fourth Proportional to 8,199.15, 12,301.83 and 4,914.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,199.15 : 12,301.83 = 4,914.60 : x
2. Step 2: Convert to fraction form
   8,199.15/12,301.83 = 4,914.60/x
3. Step 3: Cross multiply
   8,199.15x = 12,301.83 × 4,914.60
4. Step 4: Simplify right side
   8,199.15x = 60,458,573.72
5. Step 5: Solve for x
   x = 60,458,573.72/8,199.15
6. Step 6: Final answer
   x = 7,373.76