Finding the Fourth Proportional to 12,323.43, 17,018.76 and 7,849.19

Step by Step Solution

1. Step 1: Write the proportion equation
   12,323.43 : 17,018.76 = 7,849.19 : x
2. Step 2: Convert to fraction form
   12,323.43/17,018.76 = 7,849.19/x
3. Step 3: Cross multiply
   12,323.43x = 17,018.76 × 7,849.19
4. Step 4: Simplify right side
   12,323.43x = 133,583,395.71
5. Step 5: Solve for x
   x = 133,583,395.71/12,323.43
6. Step 6: Final answer
   x = 10,839.79