Finding the Fourth Proportional to 23,068.79, 31,834.94 and 12,458.43

Step by Step Solution

1. Step 1: Write the proportion equation
   23,068.79 : 31,834.94 = 12,458.43 : x
2. Step 2: Convert to fraction form
   23,068.79/31,834.94 = 12,458.43/x
3. Step 3: Cross multiply
   23,068.79x = 31,834.94 × 12,458.43
4. Step 4: Simplify right side
   23,068.79x = 396,613,309.25
5. Step 5: Solve for x
   x = 396,613,309.25/23,068.79
6. Step 6: Final answer
   x = 17,192.63