Finding the Fourth Proportional to 2,146.64, 3,219.98 and 1,036.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.64 : 3,219.98 = 1,036.53 : x
2. Step 2: Convert to fraction form
   2,146.64/3,219.98 = 1,036.53/x
3. Step 3: Cross multiply
   2,146.64x = 3,219.98 × 1,036.53
4. Step 4: Simplify right side
   2,146.64x = 3,337,600.69
5. Step 5: Solve for x
   x = 3,337,600.69/2,146.64
6. Step 6: Final answer
   x = 1,554.81