Finding the Fourth Proportional to 3,598.86, 5,401.05 and 1,408.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,598.86 : 5,401.05 = 1,408.14 : x
2. Step 2: Convert to fraction form
   3,598.86/5,401.05 = 1,408.14/x
3. Step 3: Cross multiply
   3,598.86x = 5,401.05 × 1,408.14
4. Step 4: Simplify right side
   3,598.86x = 7,605,434.55
5. Step 5: Solve for x
   x = 7,605,434.55/3,598.86
6. Step 6: Final answer
   x = 2,113.29