Finding the Fourth Proportional to 6,783.23, 10,185.06 and 5,539.37

Step by Step Solution

1. Step 1: Write the proportion equation
   6,783.23 : 10,185.06 = 5,539.37 : x
2. Step 2: Convert to fraction form
   6,783.23/10,185.06 = 5,539.37/x
3. Step 3: Cross multiply
   6,783.23x = 10,185.06 × 5,539.37
4. Step 4: Simplify right side
   6,783.23x = 56,418,764.89
5. Step 5: Solve for x
   x = 56,418,764.89/6,783.23
6. Step 6: Final answer
   x = 8,317.40