Finding the Fourth Proportional to 1,700.98, 2,552.83 and 879.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,700.98 : 2,552.83 = 879.49 : x
2. Step 2: Convert to fraction form
   1,700.98/2,552.83 = 879.49/x
3. Step 3: Cross multiply
   1,700.98x = 2,552.83 × 879.49
4. Step 4: Simplify right side
   1,700.98x = 2,245,179.88
5. Step 5: Solve for x
   x = 2,245,179.88/1,700.98
6. Step 6: Final answer
   x = 1,319.94