Finding the Fourth Proportional to 6,181.80, 8,533.83 and 3,528.70

Step by Step Solution

1. Step 1: Write the proportion equation
   6,181.80 : 8,533.83 = 3,528.70 : x
2. Step 2: Convert to fraction form
   6,181.80/8,533.83 = 3,528.70/x
3. Step 3: Cross multiply
   6,181.80x = 8,533.83 × 3,528.70
4. Step 4: Simplify right side
   6,181.80x = 30,113,317.82
5. Step 5: Solve for x
   x = 30,113,317.82/6,181.80
6. Step 6: Final answer
   x = 4,871.28