Finding the Fourth Proportional to 6,780.56, 9,356.52 and 3,796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   6,780.56 : 9,356.52 = 3,796.16 : x
2. Step 2: Convert to fraction form
   6,780.56/9,356.52 = 3,796.16/x
3. Step 3: Cross multiply
   6,780.56x = 9,356.52 × 3,796.16
4. Step 4: Simplify right side
   6,780.56x = 35,518,846.96
5. Step 5: Solve for x
   x = 35,518,846.96/6,780.56
6. Step 6: Final answer
   x = 5,238.34