Finding the Fourth Proportional to 12,823.49, 19,233.31 and 4,057.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,823.49 : 19,233.31 = 4,057.27 : x
2. Step 2: Convert to fraction form
   12,823.49/19,233.31 = 4,057.27/x
3. Step 3: Cross multiply
   12,823.49x = 19,233.31 × 4,057.27
4. Step 4: Simplify right side
   12,823.49x = 78,034,683.58
5. Step 5: Solve for x
   x = 78,034,683.58/12,823.49
6. Step 6: Final answer
   x = 6,085.29