Finding the Fourth Proportional to 8,260.82, 11,395.98 and 5,427.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,260.82 : 11,395.98 = 5,427.06 : x
2. Step 2: Convert to fraction form
   8,260.82/11,395.98 = 5,427.06/x
3. Step 3: Cross multiply
   8,260.82x = 11,395.98 × 5,427.06
4. Step 4: Simplify right side
   8,260.82x = 61,846,667.22
5. Step 5: Solve for x
   x = 61,846,667.22/8,260.82
6. Step 6: Final answer
   x = 7,486.75