Finding the Fourth Proportional to 8,770.53, 13,155.89 and 2,196.73

Step by Step Solution

1. Step 1: Write the proportion equation
   8,770.53 : 13,155.89 = 2,196.73 : x
2. Step 2: Convert to fraction form
   8,770.53/13,155.89 = 2,196.73/x
3. Step 3: Cross multiply
   8,770.53x = 13,155.89 × 2,196.73
4. Step 4: Simplify right side
   8,770.53x = 28,899,938.24
5. Step 5: Solve for x
   x = 28,899,938.24/8,770.53
6. Step 6: Final answer
   x = 3,295.12