Finding the Fourth Proportional to 2,401.65, 3,601.94 and 1,101.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.65 : 3,601.94 = 1,101.87 : x
2. Step 2: Convert to fraction form
   2,401.65/3,601.94 = 1,101.87/x
3. Step 3: Cross multiply
   2,401.65x = 3,601.94 × 1,101.87
4. Step 4: Simplify right side
   2,401.65x = 3,968,864.12
5. Step 5: Solve for x
   x = 3,968,864.12/2,401.65
6. Step 6: Final answer
   x = 1,652.56