Finding the Fourth Proportional to 12,411.98, 17,128.62 and 6,746.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,411.98 : 17,128.62 = 6,746.73 : x
2. Step 2: Convert to fraction form
   12,411.98/17,128.62 = 6,746.73/x
3. Step 3: Cross multiply
   12,411.98x = 17,128.62 × 6,746.73
4. Step 4: Simplify right side
   12,411.98x = 115,562,174.41
5. Step 5: Solve for x
   x = 115,562,174.41/12,411.98
6. Step 6: Final answer
   x = 9,310.54