Finding the Fourth Proportional to 3,068.48, 4,601.35 and 1,119.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,068.48 : 4,601.35 = 1,119.31 : x
2. Step 2: Convert to fraction form
   3,068.48/4,601.35 = 1,119.31/x
3. Step 3: Cross multiply
   3,068.48x = 4,601.35 × 1,119.31
4. Step 4: Simplify right side
   3,068.48x = 5,150,345.77
5. Step 5: Solve for x
   x = 5,150,345.77/3,068.48
6. Step 6: Final answer
   x = 1,678.47