Finding the Fourth Proportional to 6,181.50, 8,530.50 and 3,387

Step by Step Solution

1. Step 1: Write the proportion equation
   6,181.50 : 8,530.50 = 3,387 : x
2. Step 2: Convert to fraction form
   6,181.50/8,530.50 = 3,387/x
3. Step 3: Cross multiply
   6,181.50x = 8,530.50 × 3,387
4. Step 4: Simplify right side
   6,181.50x = 28,892,803.50
5. Step 5: Solve for x
   x = 28,892,803.50/6,181.50
6. Step 6: Final answer
   x = 4,674.08