Finding the Fourth Proportional to 20,308.06, 30,458.94 and 7,833.93

Step by Step Solution

1. Step 1: Write the proportion equation
   20,308.06 : 30,458.94 = 7,833.93 : x
2. Step 2: Convert to fraction form
   20,308.06/30,458.94 = 7,833.93/x
3. Step 3: Cross multiply
   20,308.06x = 30,458.94 × 7,833.93
4. Step 4: Simplify right side
   20,308.06x = 238,613,203.83
5. Step 5: Solve for x
   x = 238,613,203.83/20,308.06
6. Step 6: Final answer
   x = 11,749.68