Finding the Fourth Proportional to 3,562.58, 4,915.89 and 2,146.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,562.58 : 4,915.89 = 2,146.28 : x
2. Step 2: Convert to fraction form
   3,562.58/4,915.89 = 2,146.28/x
3. Step 3: Cross multiply
   3,562.58x = 4,915.89 × 2,146.28
4. Step 4: Simplify right side
   3,562.58x = 10,550,851.81
5. Step 5: Solve for x
   x = 10,550,851.81/3,562.58
6. Step 6: Final answer
   x = 2,961.57