Finding the Fourth Proportional to 9,790.54, 14,700.39 and 3,958.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,790.54 : 14,700.39 = 3,958.54 : x
2. Step 2: Convert to fraction form
   9,790.54/14,700.39 = 3,958.54/x
3. Step 3: Cross multiply
   9,790.54x = 14,700.39 × 3,958.54
4. Step 4: Simplify right side
   9,790.54x = 58,192,081.83
5. Step 5: Solve for x
   x = 58,192,081.83/9,790.54
6. Step 6: Final answer
   x = 5,943.71