Finding the Fourth Proportional to 5,898.89, 8,142.07 and 3,478.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,898.89 : 8,142.07 = 3,478.37 : x
2. Step 2: Convert to fraction form
   5,898.89/8,142.07 = 3,478.37/x
3. Step 3: Cross multiply
   5,898.89x = 8,142.07 × 3,478.37
4. Step 4: Simplify right side
   5,898.89x = 28,321,082.62
5. Step 5: Solve for x
   x = 28,321,082.62/5,898.89
6. Step 6: Final answer
   x = 4,801.08