Finding the Fourth Proportional to 16,743.84, 25,120.38 and 7,391.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,743.84 : 25,120.38 = 7,391.31 : x
2. Step 2: Convert to fraction form
   16,743.84/25,120.38 = 7,391.31/x
3. Step 3: Cross multiply
   16,743.84x = 25,120.38 × 7,391.31
4. Step 4: Simplify right side
   16,743.84x = 185,672,515.90
5. Step 5: Solve for x
   x = 185,672,515.90/16,743.84
6. Step 6: Final answer
   x = 11,089.00