Finding the Fourth Proportional to 5,869.41, 8,103.29 and 5,213.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,869.41 : 8,103.29 = 5,213.31 : x
2. Step 2: Convert to fraction form
   5,869.41/8,103.29 = 5,213.31/x
3. Step 3: Cross multiply
   5,869.41x = 8,103.29 × 5,213.31
4. Step 4: Simplify right side
   5,869.41x = 42,244,936.72
5. Step 5: Solve for x
   x = 42,244,936.72/5,869.41
6. Step 6: Final answer
   x = 7,197.48