Finding the Fourth Proportional to 2,557.59, 3,526.25 and 1,671.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557.59 : 3,526.25 = 1,671.99 : x
2. Step 2: Convert to fraction form
   2,557.59/3,526.25 = 1,671.99/x
3. Step 3: Cross multiply
   2,557.59x = 3,526.25 × 1,671.99
4. Step 4: Simplify right side
   2,557.59x = 5,895,846.38
5. Step 5: Solve for x
   x = 5,895,846.38/2,557.59
6. Step 6: Final answer
   x = 2,305.24