Finding the Fourth Proportional to 6,180.22, 8,529.31 and 3,528.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,180.22 : 8,529.31 = 3,528.03 : x
2. Step 2: Convert to fraction form
   6,180.22/8,529.31 = 3,528.03/x
3. Step 3: Cross multiply
   6,180.22x = 8,529.31 × 3,528.03
4. Step 4: Simplify right side
   6,180.22x = 30,091,661.56
5. Step 5: Solve for x
   x = 30,091,661.56/6,180.22
6. Step 6: Final answer
   x = 4,869.03