Finding the Fourth Proportional to 17,933.06, 26,891.33 and 5,450.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,933.06 : 26,891.33 = 5,450.31 : x
2. Step 2: Convert to fraction form
   17,933.06/26,891.33 = 5,450.31/x
3. Step 3: Cross multiply
   17,933.06x = 26,891.33 × 5,450.31
4. Step 4: Simplify right side
   17,933.06x = 146,566,057.56
5. Step 5: Solve for x
   x = 146,566,057.56/17,933.06
6. Step 6: Final answer
   x = 8,172.95