Finding the Fourth Proportional to 2,483.61, 3,722.19 and 1,021.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.61 : 3,722.19 = 1,021.98 : x
2. Step 2: Convert to fraction form
   2,483.61/3,722.19 = 1,021.98/x
3. Step 3: Cross multiply
   2,483.61x = 3,722.19 × 1,021.98
4. Step 4: Simplify right side
   2,483.61x = 3,804,003.74
5. Step 5: Solve for x
   x = 3,804,003.74/2,483.61
6. Step 6: Final answer
   x = 1,531.64