Finding the Fourth Proportional to 12,730.37, 17,568.09 and 7,064.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,730.37 : 17,568.09 = 7,064.82 : x
2. Step 2: Convert to fraction form
   12,730.37/17,568.09 = 7,064.82/x
3. Step 3: Cross multiply
   12,730.37x = 17,568.09 × 7,064.82
4. Step 4: Simplify right side
   12,730.37x = 124,115,393.59
5. Step 5: Solve for x
   x = 124,115,393.59/12,730.37
6. Step 6: Final answer
   x = 9,749.55