Finding the Fourth Proportional to 12,424.73, 17,141.53 and 7,389.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,424.73 : 17,141.53 = 7,389.16 : x
2. Step 2: Convert to fraction form
   12,424.73/17,141.53 = 7,389.16/x
3. Step 3: Cross multiply
   12,424.73x = 17,141.53 × 7,389.16
4. Step 4: Simplify right side
   12,424.73x = 126,661,507.81
5. Step 5: Solve for x
   x = 126,661,507.81/12,424.73
6. Step 6: Final answer
   x = 10,194.31