Finding the Fourth Proportional to 2,579.72, 3,869.76 and 1,483.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,579.72 : 3,869.76 = 1,483.61 : x
2. Step 2: Convert to fraction form
   2,579.72/3,869.76 = 1,483.61/x
3. Step 3: Cross multiply
   2,579.72x = 3,869.76 × 1,483.61
4. Step 4: Simplify right side
   2,579.72x = 5,741,214.63
5. Step 5: Solve for x
   x = 5,741,214.63/2,579.72
6. Step 6: Final answer
   x = 2,225.52