Finding the Fourth Proportional to 8,810.72, 13,216.56 and 2,236.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,810.72 : 13,216.56 = 2,236.94 : x
2. Step 2: Convert to fraction form
   8,810.72/13,216.56 = 2,236.94/x
3. Step 3: Cross multiply
   8,810.72x = 13,216.56 × 2,236.94
4. Step 4: Simplify right side
   8,810.72x = 29,564,651.73
5. Step 5: Solve for x
   x = 29,564,651.73/8,810.72
6. Step 6: Final answer
   x = 3,355.53