Finding the Fourth Proportional to 2,483.81, 3,725.64 and 1,021.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.81 : 3,725.64 = 1,021.86 : x
2. Step 2: Convert to fraction form
   2,483.81/3,725.64 = 1,021.86/x
3. Step 3: Cross multiply
   2,483.81x = 3,725.64 × 1,021.86
4. Step 4: Simplify right side
   2,483.81x = 3,807,077.38
5. Step 5: Solve for x
   x = 3,807,077.38/2,483.81
6. Step 6: Final answer
   x = 1,532.76