Finding the Fourth Proportional to 2,884.59, 3,979.83 and 1,764.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,884.59 : 3,979.83 = 1,764.98 : x
2. Step 2: Convert to fraction form
   2,884.59/3,979.83 = 1,764.98/x
3. Step 3: Cross multiply
   2,884.59x = 3,979.83 × 1,764.98
4. Step 4: Simplify right side
   2,884.59x = 7,024,300.45
5. Step 5: Solve for x
   x = 7,024,300.45/2,884.59
6. Step 6: Final answer
   x = 2,435.11