Finding the Fourth Proportional to 16,796.45, 25,193.77 and 5,108.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,796.45 : 25,193.77 = 5,108.76 : x
2. Step 2: Convert to fraction form
   16,796.45/25,193.77 = 5,108.76/x
3. Step 3: Cross multiply
   16,796.45x = 25,193.77 × 5,108.76
4. Step 4: Simplify right side
   16,796.45x = 128,708,911.65
5. Step 5: Solve for x
   x = 128,708,911.65/16,796.45
6. Step 6: Final answer
   x = 7,662.86