Finding the Fourth Proportional to 12,743.01, 19,107.49 and 6,826.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,743.01 : 19,107.49 = 6,826.83 : x
2. Step 2: Convert to fraction form
   12,743.01/19,107.49 = 6,826.83/x
3. Step 3: Cross multiply
   12,743.01x = 19,107.49 × 6,826.83
4. Step 4: Simplify right side
   12,743.01x = 130,443,585.96
5. Step 5: Solve for x
   x = 130,443,585.96/12,743.01
6. Step 6: Final answer
   x = 10,236.48