Finding the Fourth Proportional to 16,782.72, 25,177.74 and 5,096.85

Step by Step Solution

1. Step 1: Write the proportion equation
   16,782.72 : 25,177.74 = 5,096.85 : x
2. Step 2: Convert to fraction form
   16,782.72/25,177.74 = 5,096.85/x
3. Step 3: Cross multiply
   16,782.72x = 25,177.74 × 5,096.85
4. Step 4: Simplify right side
   16,782.72x = 128,327,164.12
5. Step 5: Solve for x
   x = 128,327,164.12/16,782.72
6. Step 6: Final answer
   x = 7,646.39