Finding the Fourth Proportional to 2,883.55, 3,979.38 and 1,764.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,883.55 : 3,979.38 = 1,764.46 : x
2. Step 2: Convert to fraction form
   2,883.55/3,979.38 = 1,764.46/x
3. Step 3: Cross multiply
   2,883.55x = 3,979.38 × 1,764.46
4. Step 4: Simplify right side
   2,883.55x = 7,021,447.31
5. Step 5: Solve for x
   x = 7,021,447.31/2,883.55
6. Step 6: Final answer
   x = 2,435.00