Finding the Fourth Proportional to 12,568.92, 17,345.31 and 6,826.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,568.92 : 17,345.31 = 6,826.37 : x
2. Step 2: Convert to fraction form
   12,568.92/17,345.31 = 6,826.37/x
3. Step 3: Cross multiply
   12,568.92x = 17,345.31 × 6,826.37
4. Step 4: Simplify right side
   12,568.92x = 118,405,503.82
5. Step 5: Solve for x
   x = 118,405,503.82/12,568.92
6. Step 6: Final answer
   x = 9,420.50