Finding the Fourth Proportional to 16,793.87, 25,189.89 and 5,106.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,793.87 : 25,189.89 = 5,106.18 : x
2. Step 2: Convert to fraction form
   16,793.87/25,189.89 = 5,106.18/x
3. Step 3: Cross multiply
   16,793.87x = 25,189.89 × 5,106.18
4. Step 4: Simplify right side
   16,793.87x = 128,623,961.04
5. Step 5: Solve for x
   x = 128,623,961.04/16,793.87
6. Step 6: Final answer
   x = 7,658.99