Finding the Fourth Proportional to 2,556.06, 3,835.18 and 1,400.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.06 : 3,835.18 = 1,400.46 : x
2. Step 2: Convert to fraction form
   2,556.06/3,835.18 = 1,400.46/x
3. Step 3: Cross multiply
   2,556.06x = 3,835.18 × 1,400.46
4. Step 4: Simplify right side
   2,556.06x = 5,371,016.18
5. Step 5: Solve for x
   x = 5,371,016.18/2,556.06
6. Step 6: Final answer
   x = 2,101.29