Finding the Fourth Proportional to 8,116.00, 11,198.54 and 5,129.73

Step by Step Solution

1. Step 1: Write the proportion equation
   8,116.00 : 11,198.54 = 5,129.73 : x
2. Step 2: Convert to fraction form
   8,116.00/11,198.54 = 5,129.73/x
3. Step 3: Cross multiply
   8,116.00x = 11,198.54 × 5,129.73
4. Step 4: Simplify right side
   8,116.00x = 57,445,499.42
5. Step 5: Solve for x
   x = 57,445,499.42/8,116.00
6. Step 6: Final answer
   x = 7,078.06