Finding the Fourth Proportional to 5,083.37, 7,623.83 and 1,385.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,083.37 : 7,623.83 = 1,385.61 : x
2. Step 2: Convert to fraction form
   5,083.37/7,623.83 = 1,385.61/x
3. Step 3: Cross multiply
   5,083.37x = 7,623.83 × 1,385.61
4. Step 4: Simplify right side
   5,083.37x = 10,563,648.16
5. Step 5: Solve for x
   x = 10,563,648.16/5,083.37
6. Step 6: Final answer
   x = 2,078.08