Finding the Fourth Proportional to 8,774.48, 13,161.42 and 2,200.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,774.48 : 13,161.42 = 2,200.72 : x
2. Step 2: Convert to fraction form
   8,774.48/13,161.42 = 2,200.72/x
3. Step 3: Cross multiply
   8,774.48x = 13,161.42 × 2,200.72
4. Step 4: Simplify right side
   8,774.48x = 28,964,600.22
5. Step 5: Solve for x
   x = 28,964,600.22/8,774.48
6. Step 6: Final answer
   x = 3,301.00