Finding the Fourth Proportional to 2,456.52, 3,684.84 and 1,068.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.52 : 3,684.84 = 1,068.90 : x
2. Step 2: Convert to fraction form
   2,456.52/3,684.84 = 1,068.90/x
3. Step 3: Cross multiply
   2,456.52x = 3,684.84 × 1,068.90
4. Step 4: Simplify right side
   2,456.52x = 3,938,725.48
5. Step 5: Solve for x
   x = 3,938,725.48/2,456.52
6. Step 6: Final answer
   x = 1,603.38