Finding the Fourth Proportional to 2,237.97, 3,087.81 and 1,521.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,237.97 : 3,087.81 = 1,521.42 : x
2. Step 2: Convert to fraction form
   2,237.97/3,087.81 = 1,521.42/x
3. Step 3: Cross multiply
   2,237.97x = 3,087.81 × 1,521.42
4. Step 4: Simplify right side
   2,237.97x = 4,697,855.89
5. Step 5: Solve for x
   x = 4,697,855.89/2,237.97
6. Step 6: Final answer
   x = 2,099.16