Finding the Fourth Proportional to 13,134.78, 18,127.59 and 9,596.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,134.78 : 18,127.59 = 9,596.22 : x
2. Step 2: Convert to fraction form
   13,134.78/18,127.59 = 9,596.22/x
3. Step 3: Cross multiply
   13,134.78x = 18,127.59 × 9,596.22
4. Step 4: Simplify right side
   13,134.78x = 173,956,341.71
5. Step 5: Solve for x
   x = 173,956,341.71/13,134.78
6. Step 6: Final answer
   x = 13,243.95