Finding the Fourth Proportional to 5,724.06, 7,902.72 and 4,395.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,724.06 : 7,902.72 = 4,395.18 : x
2. Step 2: Convert to fraction form
   5,724.06/7,902.72 = 4,395.18/x
3. Step 3: Cross multiply
   5,724.06x = 7,902.72 × 4,395.18
4. Step 4: Simplify right side
   5,724.06x = 34,733,876.89
5. Step 5: Solve for x
   x = 34,733,876.89/5,724.06
6. Step 6: Final answer
   x = 6,068.05