Finding the Fourth Proportional to 2,525.33, 3,484.94 and 1,406.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.33 : 3,484.94 = 1,406.21 : x
2. Step 2: Convert to fraction form
   2,525.33/3,484.94 = 1,406.21/x
3. Step 3: Cross multiply
   2,525.33x = 3,484.94 × 1,406.21
4. Step 4: Simplify right side
   2,525.33x = 4,900,533.02
5. Step 5: Solve for x
   x = 4,900,533.02/2,525.33
6. Step 6: Final answer
   x = 1,940.55