Finding the Fourth Proportional to 17,628.99, 26,443.57 and 5,942.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,628.99 : 26,443.57 = 5,942.31 : x
2. Step 2: Convert to fraction form
   17,628.99/26,443.57 = 5,942.31/x
3. Step 3: Cross multiply
   17,628.99x = 26,443.57 × 5,942.31
4. Step 4: Simplify right side
   17,628.99x = 157,135,890.45
5. Step 5: Solve for x
   x = 157,135,890.45/17,628.99
6. Step 6: Final answer
   x = 8,913.49