Finding the Fourth Proportional to 6,870.38, 9,484.36 and 4,387.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,870.38 : 9,484.36 = 4,387.82 : x
2. Step 2: Convert to fraction form
   6,870.38/9,484.36 = 4,387.82/x
3. Step 3: Cross multiply
   6,870.38x = 9,484.36 × 4,387.82
4. Step 4: Simplify right side
   6,870.38x = 41,615,664.50
5. Step 5: Solve for x
   x = 41,615,664.50/6,870.38
6. Step 6: Final answer
   x = 6,057.26