Finding the Fourth Proportional to 16,900.86, 25,344.81 and 5,805.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,900.86 : 25,344.81 = 5,805.48 : x
2. Step 2: Convert to fraction form
   16,900.86/25,344.81 = 5,805.48/x
3. Step 3: Cross multiply
   16,900.86x = 25,344.81 × 5,805.48
4. Step 4: Simplify right side
   16,900.86x = 147,138,787.56
5. Step 5: Solve for x
   x = 147,138,787.56/16,900.86
6. Step 6: Final answer
   x = 8,705.99