Finding the Fourth Proportional to 6,561.18, 9,054.81 and 3,577.01

Step by Step Solution

1. Step 1: Write the proportion equation
   6,561.18 : 9,054.81 = 3,577.01 : x
2. Step 2: Convert to fraction form
   6,561.18/9,054.81 = 3,577.01/x
3. Step 3: Cross multiply
   6,561.18x = 9,054.81 × 3,577.01
4. Step 4: Simplify right side
   6,561.18x = 32,389,100.64
5. Step 5: Solve for x
   x = 32,389,100.64/6,561.18
6. Step 6: Final answer
   x = 4,936.47