Finding the Fourth Proportional to 6,843.32, 9,443.72 and 3,860.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,843.32 : 9,443.72 = 3,860.12 : x
2. Step 2: Convert to fraction form
   6,843.32/9,443.72 = 3,860.12/x
3. Step 3: Cross multiply
   6,843.32x = 9,443.72 × 3,860.12
4. Step 4: Simplify right side
   6,843.32x = 36,453,892.45
5. Step 5: Solve for x
   x = 36,453,892.45/6,843.32
6. Step 6: Final answer
   x = 5,326.93