Finding the Fourth Proportional to 6,848.64, 9,453.78 and 4,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,848.64 : 9,453.78 = 4,018.50 : x
2. Step 2: Convert to fraction form
   6,848.64/9,453.78 = 4,018.50/x
3. Step 3: Cross multiply
   6,848.64x = 9,453.78 × 4,018.50
4. Step 4: Simplify right side
   6,848.64x = 37,990,014.93
5. Step 5: Solve for x
   x = 37,990,014.93/6,848.64
6. Step 6: Final answer
   x = 5,547.09