Finding the Fourth Proportional to 8,790.56, 13,191.03 and 3,247.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,790.56 : 13,191.03 = 3,247.82 : x
2. Step 2: Convert to fraction form
   8,790.56/13,191.03 = 3,247.82/x
3. Step 3: Cross multiply
   8,790.56x = 13,191.03 × 3,247.82
4. Step 4: Simplify right side
   8,790.56x = 42,842,091.05
5. Step 5: Solve for x
   x = 42,842,091.05/8,790.56
6. Step 6: Final answer
   x = 4,873.65