Finding the Fourth Proportional to 12,596.54, 17,381.82 and 7,290.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,596.54 : 17,381.82 = 7,290.32 : x
2. Step 2: Convert to fraction form
   12,596.54/17,381.82 = 7,290.32/x
3. Step 3: Cross multiply
   12,596.54x = 17,381.82 × 7,290.32
4. Step 4: Simplify right side
   12,596.54x = 126,719,029.98
5. Step 5: Solve for x
   x = 126,719,029.98/12,596.54
6. Step 6: Final answer
   x = 10,059.83