Finding the Fourth Proportional to 12,308.28, 18,464.04 and 4,522.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.28 : 18,464.04 = 4,522.56 : x
2. Step 2: Convert to fraction form
   12,308.28/18,464.04 = 4,522.56/x
3. Step 3: Cross multiply
   12,308.28x = 18,464.04 × 4,522.56
4. Step 4: Simplify right side
   12,308.28x = 83,504,728.74
5. Step 5: Solve for x
   x = 83,504,728.74/12,308.28
6. Step 6: Final answer
   x = 6,784.44