Finding the Fourth Proportional to 6,213.12, 8,574.72 and 3,560.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,213.12 : 8,574.72 = 3,560.72 : x
2. Step 2: Convert to fraction form
   6,213.12/8,574.72 = 3,560.72/x
3. Step 3: Cross multiply
   6,213.12x = 8,574.72 × 3,560.72
4. Step 4: Simplify right side
   6,213.12x = 30,532,177.00
5. Step 5: Solve for x
   x = 30,532,177.00/6,213.12
6. Step 6: Final answer
   x = 4,914.15