Finding the Fourth Proportional to 16,734.87, 25,085.98 and 7,967.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,734.87 : 25,085.98 = 7,967.43 : x
2. Step 2: Convert to fraction form
   16,734.87/25,085.98 = 7,967.43/x
3. Step 3: Cross multiply
   16,734.87x = 25,085.98 × 7,967.43
4. Step 4: Simplify right side
   16,734.87x = 199,870,789.63
5. Step 5: Solve for x
   x = 199,870,789.63/16,734.87
6. Step 6: Final answer
   x = 11,943.37