Finding the Fourth Proportional to 12,824.48, 19,245.31 and 4,504.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,824.48 : 19,245.31 = 4,504.53 : x
2. Step 2: Convert to fraction form
   12,824.48/19,245.31 = 4,504.53/x
3. Step 3: Cross multiply
   12,824.48x = 19,245.31 × 4,504.53
4. Step 4: Simplify right side
   12,824.48x = 86,690,980.03
5. Step 5: Solve for x
   x = 86,690,980.03/12,824.48
6. Step 6: Final answer
   x = 6,759.80