Finding the Fourth Proportional to 10,205.35, 14,083.15 and 5,728.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,205.35 : 14,083.15 = 5,728.99 : x
2. Step 2: Convert to fraction form
   10,205.35/14,083.15 = 5,728.99/x
3. Step 3: Cross multiply
   10,205.35x = 14,083.15 × 5,728.99
4. Step 4: Simplify right side
   10,205.35x = 80,682,225.52
5. Step 5: Solve for x
   x = 80,682,225.52/10,205.35
6. Step 6: Final answer
   x = 7,905.88