Finding the Fourth Proportional to 12,738.84, 17,579.33 and 7,073.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,738.84 : 17,579.33 = 7,073.27 : x
2. Step 2: Convert to fraction form
   12,738.84/17,579.33 = 7,073.27/x
3. Step 3: Cross multiply
   12,738.84x = 17,579.33 × 7,073.27
4. Step 4: Simplify right side
   12,738.84x = 124,343,415.58
5. Step 5: Solve for x
   x = 124,343,415.58/12,738.84
6. Step 6: Final answer
   x = 9,760.96