Finding the Fourth Proportional to 3,675.95, 5,514.90 and 1,921.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675.95 : 5,514.90 = 1,921.83 : x
2. Step 2: Convert to fraction form
   3,675.95/5,514.90 = 1,921.83/x
3. Step 3: Cross multiply
   3,675.95x = 5,514.90 × 1,921.83
4. Step 4: Simplify right side
   3,675.95x = 10,598,700.27
5. Step 5: Solve for x
   x = 10,598,700.27/3,675.95
6. Step 6: Final answer
   x = 2,883.25