Finding the Fourth Proportional to 5,870.07, 8,100.81 and 3,217.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,870.07 : 8,100.81 = 3,217.32 : x
2. Step 2: Convert to fraction form
   5,870.07/8,100.81 = 3,217.32/x
3. Step 3: Cross multiply
   5,870.07x = 8,100.81 × 3,217.32
4. Step 4: Simplify right side
   5,870.07x = 26,062,898.03
5. Step 5: Solve for x
   x = 26,062,898.03/5,870.07
6. Step 6: Final answer
   x = 4,439.96