Finding the Fourth Proportional to 5,806.34, 8,012.72 and 3,153.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,806.34 : 8,012.72 = 3,153.72 : x
2. Step 2: Convert to fraction form
   5,806.34/8,012.72 = 3,153.72/x
3. Step 3: Cross multiply
   5,806.34x = 8,012.72 × 3,153.72
4. Step 4: Simplify right side
   5,806.34x = 25,269,875.32
5. Step 5: Solve for x
   x = 25,269,875.32/5,806.34
6. Step 6: Final answer
   x = 4,352.12