Finding the Fourth Proportional to 16,685.93, 25,015.18 and 7,796.87

Step by Step Solution

1. Step 1: Write the proportion equation
   16,685.93 : 25,015.18 = 7,796.87 : x
2. Step 2: Convert to fraction form
   16,685.93/25,015.18 = 7,796.87/x
3. Step 3: Cross multiply
   16,685.93x = 25,015.18 × 7,796.87
4. Step 4: Simplify right side
   16,685.93x = 195,040,043.95
5. Step 5: Solve for x
   x = 195,040,043.95/16,685.93
6. Step 6: Final answer
   x = 11,688.89