Finding the Fourth Proportional to 2,401.07, 3,601.53 and 669.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.07 : 3,601.53 = 669.69 : x
2. Step 2: Convert to fraction form
   2,401.07/3,601.53 = 669.69/x
3. Step 3: Cross multiply
   2,401.07x = 3,601.53 × 669.69
4. Step 4: Simplify right side
   2,401.07x = 2,411,908.63
5. Step 5: Solve for x
   x = 2,411,908.63/2,401.07
6. Step 6: Final answer
   x = 1,004.52