Finding the Fourth Proportional to 6,187.38, 8,538.72 and 3,534.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,187.38 : 8,538.72 = 3,534.96 : x
2. Step 2: Convert to fraction form
   6,187.38/8,538.72 = 3,534.96/x
3. Step 3: Cross multiply
   6,187.38x = 8,538.72 × 3,534.96
4. Step 4: Simplify right side
   6,187.38x = 30,184,033.65
5. Step 5: Solve for x
   x = 30,184,033.65/6,187.38
6. Step 6: Final answer
   x = 4,878.32