Finding the Fourth Proportional to 10,785.86, 16,180.20 and 3,765.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,785.86 : 16,180.20 = 3,765.99 : x
2. Step 2: Convert to fraction form
   10,785.86/16,180.20 = 3,765.99/x
3. Step 3: Cross multiply
   10,785.86x = 16,180.20 × 3,765.99
4. Step 4: Simplify right side
   10,785.86x = 60,934,471.40
5. Step 5: Solve for x
   x = 60,934,471.40/10,785.86
6. Step 6: Final answer
   x = 5,649.48