Finding the Fourth Proportional to 12,746.91, 17,588.72 and 7,367.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,746.91 : 17,588.72 = 7,367.35 : x
2. Step 2: Convert to fraction form
   12,746.91/17,588.72 = 7,367.35/x
3. Step 3: Cross multiply
   12,746.91x = 17,588.72 × 7,367.35
4. Step 4: Simplify right side
   12,746.91x = 129,582,175.48
5. Step 5: Solve for x
   x = 129,582,175.48/12,746.91
6. Step 6: Final answer
   x = 10,165.77