Finding the Fourth Proportional to 2,546.52, 3,821.14 and 1,086.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.52 : 3,821.14 = 1,086.70 : x
2. Step 2: Convert to fraction form
   2,546.52/3,821.14 = 1,086.70/x
3. Step 3: Cross multiply
   2,546.52x = 3,821.14 × 1,086.70
4. Step 4: Simplify right side
   2,546.52x = 4,152,432.84
5. Step 5: Solve for x
   x = 4,152,432.84/2,546.52
6. Step 6: Final answer
   x = 1,630.63