Finding the Fourth Proportional to 2,206.72, 3,312.69 and 1,744.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,206.72 : 3,312.69 = 1,744.84 : x
2. Step 2: Convert to fraction form
   2,206.72/3,312.69 = 1,744.84/x
3. Step 3: Cross multiply
   2,206.72x = 3,312.69 × 1,744.84
4. Step 4: Simplify right side
   2,206.72x = 5,780,114.02
5. Step 5: Solve for x
   x = 5,780,114.02/2,206.72
6. Step 6: Final answer
   x = 2,619.32