Finding the Fourth Proportional to 5,056.29, 6,978.15 and 3,067.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,056.29 : 6,978.15 = 3,067.38 : x
2. Step 2: Convert to fraction form
   5,056.29/6,978.15 = 3,067.38/x
3. Step 3: Cross multiply
   5,056.29x = 6,978.15 × 3,067.38
4. Step 4: Simplify right side
   5,056.29x = 21,404,637.75
5. Step 5: Solve for x
   x = 21,404,637.75/5,056.29
6. Step 6: Final answer
   x = 4,233.27