Finding the Fourth Proportional to 6,222.65, 8,587.69 and 3,570.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,222.65 : 8,587.69 = 3,570.10 : x
2. Step 2: Convert to fraction form
   6,222.65/8,587.69 = 3,570.10/x
3. Step 3: Cross multiply
   6,222.65x = 8,587.69 × 3,570.10
4. Step 4: Simplify right side
   6,222.65x = 30,658,881.67
5. Step 5: Solve for x
   x = 30,658,881.67/6,222.65
6. Step 6: Final answer
   x = 4,926.99