Finding the Fourth Proportional to 16,690.18, 25,043.90 and 7,336.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,690.18 : 25,043.90 = 7,336.76 : x
2. Step 2: Convert to fraction form
   16,690.18/25,043.90 = 7,336.76/x
3. Step 3: Cross multiply
   16,690.18x = 25,043.90 × 7,336.76
4. Step 4: Simplify right side
   16,690.18x = 183,740,976.89
5. Step 5: Solve for x
   x = 183,740,976.89/16,690.18
6. Step 6: Final answer
   x = 11,008.93