Finding the Fourth Proportional to 8,845.56, 12,206.72 and 4,866.65

Step by Step Solution

1. Step 1: Write the proportion equation
   8,845.56 : 12,206.72 = 4,866.65 : x
2. Step 2: Convert to fraction form
   8,845.56/12,206.72 = 4,866.65/x
3. Step 3: Cross multiply
   8,845.56x = 12,206.72 × 4,866.65
4. Step 4: Simplify right side
   8,845.56x = 59,405,748.52
5. Step 5: Solve for x
   x = 59,405,748.52/8,845.56
6. Step 6: Final answer
   x = 6,715.88