Finding the Fourth Proportional to 6,843.69, 10,258.55 and 3,148.67

Step by Step Solution

1. Step 1: Write the proportion equation
   6,843.69 : 10,258.55 = 3,148.67 : x
2. Step 2: Convert to fraction form
   6,843.69/10,258.55 = 3,148.67/x
3. Step 3: Cross multiply
   6,843.69x = 10,258.55 × 3,148.67
4. Step 4: Simplify right side
   6,843.69x = 32,300,810.34
5. Step 5: Solve for x
   x = 32,300,810.34/6,843.69
6. Step 6: Final answer
   x = 4,719.79