Finding the Fourth Proportional to 8,601.77, 11,870.69 and 5,243.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,601.77 : 11,870.69 = 5,243.82 : x
2. Step 2: Convert to fraction form
   8,601.77/11,870.69 = 5,243.82/x
3. Step 3: Cross multiply
   8,601.77x = 11,870.69 × 5,243.82
4. Step 4: Simplify right side
   8,601.77x = 62,247,690.90
5. Step 5: Solve for x
   x = 62,247,690.90/8,601.77
6. Step 6: Final answer
   x = 7,236.61