Finding the Fourth Proportional to 6,187.72, 8,539.32 and 3,535.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,187.72 : 8,539.32 = 3,535.33 : x
2. Step 2: Convert to fraction form
   6,187.72/8,539.32 = 3,535.33/x
3. Step 3: Cross multiply
   6,187.72x = 8,539.32 × 3,535.33
4. Step 4: Simplify right side
   6,187.72x = 30,189,314.18
5. Step 5: Solve for x
   x = 30,189,314.18/6,187.72
6. Step 6: Final answer
   x = 4,878.91