Finding the Fourth Proportional to 2,668.47, 4,002.72 and 1,749.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,668.47 : 4,002.72 = 1,749.84 : x
2. Step 2: Convert to fraction form
   2,668.47/4,002.72 = 1,749.84/x
3. Step 3: Cross multiply
   2,668.47x = 4,002.72 × 1,749.84
4. Step 4: Simplify right side
   2,668.47x = 7,004,119.56
5. Step 5: Solve for x
   x = 7,004,119.56/2,668.47
6. Step 6: Final answer
   x = 2,624.77