Finding the Fourth Proportional to 12,747, 19,128.06 and 5,822.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,747 : 19,128.06 = 5,822.04 : x
2. Step 2: Convert to fraction form
   12,747/19,128.06 = 5,822.04/x
3. Step 3: Cross multiply
   12,747x = 19,128.06 × 5,822.04
4. Step 4: Simplify right side
   12,747x = 111,364,330.44
5. Step 5: Solve for x
   x = 111,364,330.44/12,747
6. Step 6: Final answer
   x = 8,736.51