Finding the Fourth Proportional to 8,145.60, 12,224.76 and 3,763.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,145.60 : 12,224.76 = 3,763.56 : x
2. Step 2: Convert to fraction form
   8,145.60/12,224.76 = 3,763.56/x
3. Step 3: Cross multiply
   8,145.60x = 12,224.76 × 3,763.56
4. Step 4: Simplify right side
   8,145.60x = 46,008,617.75
5. Step 5: Solve for x
   x = 46,008,617.75/8,145.60
6. Step 6: Final answer
   x = 5,648.28