Finding the Fourth Proportional to 1,886.54, 2,821.28 and 1,629.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,886.54 : 2,821.28 = 1,629.59 : x
2. Step 2: Convert to fraction form
   1,886.54/2,821.28 = 1,629.59/x
3. Step 3: Cross multiply
   1,886.54x = 2,821.28 × 1,629.59
4. Step 4: Simplify right side
   1,886.54x = 4,597,507.42
5. Step 5: Solve for x
   x = 4,597,507.42/1,886.54
6. Step 6: Final answer
   x = 2,437.01