Finding the Fourth Proportional to 16,949.10, 25,429.75 and 5,856.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,949.10 : 25,429.75 = 5,856.91 : x
2. Step 2: Convert to fraction form
   16,949.10/25,429.75 = 5,856.91/x
3. Step 3: Cross multiply
   16,949.10x = 25,429.75 × 5,856.91
4. Step 4: Simplify right side
   16,949.10x = 148,939,678.86
5. Step 5: Solve for x
   x = 148,939,678.86/16,949.10
6. Step 6: Final answer
   x = 8,787.47