Finding the Fourth Proportional to 10,644.12, 14,686.83 and 5,928.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,644.12 : 14,686.83 = 5,928.39 : x
2. Step 2: Convert to fraction form
   10,644.12/14,686.83 = 5,928.39/x
3. Step 3: Cross multiply
   10,644.12x = 14,686.83 × 5,928.39
4. Step 4: Simplify right side
   10,644.12x = 87,069,256.10
5. Step 5: Solve for x
   x = 87,069,256.10/10,644.12
6. Step 6: Final answer
   x = 8,180.03