Finding the Fourth Proportional to 8,774.46, 12,104.86 and 5,235.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,774.46 : 12,104.86 = 5,235.61 : x
2. Step 2: Convert to fraction form
   8,774.46/12,104.86 = 5,235.61/x
3. Step 3: Cross multiply
   8,774.46x = 12,104.86 × 5,235.61
4. Step 4: Simplify right side
   8,774.46x = 63,376,299.89
5. Step 5: Solve for x
   x = 63,376,299.89/8,774.46
6. Step 6: Final answer
   x = 7,222.82