Finding the Fourth Proportional to 6,820.56, 9,412.47 and 4,026.06

Step by Step Solution

1. Step 1: Write the proportion equation
   6,820.56 : 9,412.47 = 4,026.06 : x
2. Step 2: Convert to fraction form
   6,820.56/9,412.47 = 4,026.06/x
3. Step 3: Cross multiply
   6,820.56x = 9,412.47 × 4,026.06
4. Step 4: Simplify right side
   6,820.56x = 37,895,168.97
5. Step 5: Solve for x
   x = 37,895,168.97/6,820.56
6. Step 6: Final answer
   x = 5,556.02