Finding the Fourth Proportional to 8,018.85, 11,943.72 and 7,659.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,018.85 : 11,943.72 = 7,659.06 : x
2. Step 2: Convert to fraction form
   8,018.85/11,943.72 = 7,659.06/x
3. Step 3: Cross multiply
   8,018.85x = 11,943.72 × 7,659.06
4. Step 4: Simplify right side
   8,018.85x = 91,477,591.00
5. Step 5: Solve for x
   x = 91,477,591.00/8,018.85
6. Step 6: Final answer
   x = 11,407.82