Finding the Fourth Proportional to 3,007.78, 4,150.74 and 1,828.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,007.78 : 4,150.74 = 1,828.84 : x
2. Step 2: Convert to fraction form
   3,007.78/4,150.74 = 1,828.84/x
3. Step 3: Cross multiply
   3,007.78x = 4,150.74 × 1,828.84
4. Step 4: Simplify right side
   3,007.78x = 7,591,039.34
5. Step 5: Solve for x
   x = 7,591,039.34/3,007.78
6. Step 6: Final answer
   x = 2,523.80