Finding the Fourth Proportional to 2,573.59, 3,874.45 and 1,757.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573.59 : 3,874.45 = 1,757.05 : x
2. Step 2: Convert to fraction form
   2,573.59/3,874.45 = 1,757.05/x
3. Step 3: Cross multiply
   2,573.59x = 3,874.45 × 1,757.05
4. Step 4: Simplify right side
   2,573.59x = 6,807,602.37
5. Step 5: Solve for x
   x = 6,807,602.37/2,573.59
6. Step 6: Final answer
   x = 2,645.18