Finding the Fourth Proportional to 12,326.76, 17,008.58 and 7,019.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,326.76 : 17,008.58 = 7,019.56 : x
2. Step 2: Convert to fraction form
   12,326.76/17,008.58 = 7,019.56/x
3. Step 3: Cross multiply
   12,326.76x = 17,008.58 × 7,019.56
4. Step 4: Simplify right side
   12,326.76x = 119,392,747.82
5. Step 5: Solve for x
   x = 119,392,747.82/12,326.76
6. Step 6: Final answer
   x = 9,685.66