Finding the Fourth Proportional to 2,519.98, 3,477.54 and 1,400.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,519.98 : 3,477.54 = 1,400.89 : x
2. Step 2: Convert to fraction form
   2,519.98/3,477.54 = 1,400.89/x
3. Step 3: Cross multiply
   2,519.98x = 3,477.54 × 1,400.89
4. Step 4: Simplify right side
   2,519.98x = 4,871,651.01
5. Step 5: Solve for x
   x = 4,871,651.01/2,519.98
6. Step 6: Final answer
   x = 1,933.21