Finding the Fourth Proportional to 5,162.72, 7,734.12 and 3,084.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162.72 : 7,734.12 = 3,084.38 : x
2. Step 2: Convert to fraction form
   5,162.72/7,734.12 = 3,084.38/x
3. Step 3: Cross multiply
   5,162.72x = 7,734.12 × 3,084.38
4. Step 4: Simplify right side
   5,162.72x = 23,854,943.81
5. Step 5: Solve for x
   x = 23,854,943.81/5,162.72
6. Step 6: Final answer
   x = 4,620.62