Finding the Fourth Proportional to 2,483.87, 3,428.94 and 2,283.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.87 : 3,428.94 = 2,283.72 : x
2. Step 2: Convert to fraction form
   2,483.87/3,428.94 = 2,283.72/x
3. Step 3: Cross multiply
   2,483.87x = 3,428.94 × 2,283.72
4. Step 4: Simplify right side
   2,483.87x = 7,830,738.86
5. Step 5: Solve for x
   x = 7,830,738.86/2,483.87
6. Step 6: Final answer
   x = 3,152.64