Finding the Fourth Proportional to 2,401.29, 3,598.70 and 2,116.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.29 : 3,598.70 = 2,116.17 : x
2. Step 2: Convert to fraction form
   2,401.29/3,598.70 = 2,116.17/x
3. Step 3: Cross multiply
   2,401.29x = 3,598.70 × 2,116.17
4. Step 4: Simplify right side
   2,401.29x = 7,615,450.40
5. Step 5: Solve for x
   x = 7,615,450.40/2,401.29
6. Step 6: Final answer
   x = 3,171.40