Finding the Fourth Proportional to 6,222.51, 8,587.17 and 3,570.17

Step by Step Solution

1. Step 1: Write the proportion equation
   6,222.51 : 8,587.17 = 3,570.17 : x
2. Step 2: Convert to fraction form
   6,222.51/8,587.17 = 3,570.17/x
3. Step 3: Cross multiply
   6,222.51x = 8,587.17 × 3,570.17
4. Step 4: Simplify right side
   6,222.51x = 30,657,613.78
5. Step 5: Solve for x
   x = 30,657,613.78/6,222.51
6. Step 6: Final answer
   x = 4,926.89