Finding the Fourth Proportional to 2,457.01, 3,390.83 and 1,409.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.01 : 3,390.83 = 1,409.41 : x
2. Step 2: Convert to fraction form
   2,457.01/3,390.83 = 1,409.41/x
3. Step 3: Cross multiply
   2,457.01x = 3,390.83 × 1,409.41
4. Step 4: Simplify right side
   2,457.01x = 4,779,069.71
5. Step 5: Solve for x
   x = 4,779,069.71/2,457.01
6. Step 6: Final answer
   x = 1,945.08