Finding the Fourth Proportional to 3,870.34, 5,800.47 and 1,559.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870.34 : 5,800.47 = 1,559.14 : x
2. Step 2: Convert to fraction form
   3,870.34/5,800.47 = 1,559.14/x
3. Step 3: Cross multiply
   3,870.34x = 5,800.47 × 1,559.14
4. Step 4: Simplify right side
   3,870.34x = 9,043,744.80
5. Step 5: Solve for x
   x = 9,043,744.80/3,870.34
6. Step 6: Final answer
   x = 2,336.68