Finding the Fourth Proportional to 2,180.48, 3,269.12 and 1,401.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.48 : 3,269.12 = 1,401.36 : x
2. Step 2: Convert to fraction form
   2,180.48/3,269.12 = 1,401.36/x
3. Step 3: Cross multiply
   2,180.48x = 3,269.12 × 1,401.36
4. Step 4: Simplify right side
   2,180.48x = 4,581,214.00
5. Step 5: Solve for x
   x = 4,581,214.00/2,180.48
6. Step 6: Final answer
   x = 2,101.01