Finding the Fourth Proportional to 6,543.89, 9,030.42 and 3,559.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,543.89 : 9,030.42 = 3,559.75 : x
2. Step 2: Convert to fraction form
   6,543.89/9,030.42 = 3,559.75/x
3. Step 3: Cross multiply
   6,543.89x = 9,030.42 × 3,559.75
4. Step 4: Simplify right side
   6,543.89x = 32,146,015.02
5. Step 5: Solve for x
   x = 32,146,015.02/6,543.89
6. Step 6: Final answer
   x = 4,912.37