Finding the Fourth Proportional to 4,844.31, 7,255.59 and 4,211.47

Step by Step Solution

1. Step 1: Write the proportion equation
   4,844.31 : 7,255.59 = 4,211.47 : x
2. Step 2: Convert to fraction form
   4,844.31/7,255.59 = 4,211.47/x
3. Step 3: Cross multiply
   4,844.31x = 7,255.59 × 4,211.47
4. Step 4: Simplify right side
   4,844.31x = 30,556,699.62
5. Step 5: Solve for x
   x = 30,556,699.62/4,844.31
6. Step 6: Final answer
   x = 6,307.75