Finding the Fourth Proportional to 19,057.86, 28,582.17 and 7,958.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,057.86 : 28,582.17 = 7,958.52 : x
2. Step 2: Convert to fraction form
   19,057.86/28,582.17 = 7,958.52/x
3. Step 3: Cross multiply
   19,057.86x = 28,582.17 × 7,958.52
4. Step 4: Simplify right side
   19,057.86x = 227,471,771.59
5. Step 5: Solve for x
   x = 227,471,771.59/19,057.86
6. Step 6: Final answer
   x = 11,935.85