Finding the Fourth Proportional to 2,797.07, 4,191.33 and 1,406.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,797.07 : 4,191.33 = 1,406.53 : x
2. Step 2: Convert to fraction form
   2,797.07/4,191.33 = 1,406.53/x
3. Step 3: Cross multiply
   2,797.07x = 4,191.33 × 1,406.53
4. Step 4: Simplify right side
   2,797.07x = 5,895,210.43
5. Step 5: Solve for x
   x = 5,895,210.43/2,797.07
6. Step 6: Final answer
   x = 2,107.64