Finding the Fourth Proportional to 2,501.57, 3,754.46 and 1,251.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,501.57 : 3,754.46 = 1,251.79 : x
2. Step 2: Convert to fraction form
   2,501.57/3,754.46 = 1,251.79/x
3. Step 3: Cross multiply
   2,501.57x = 3,754.46 × 1,251.79
4. Step 4: Simplify right side
   2,501.57x = 4,699,795.48
5. Step 5: Solve for x
   x = 4,699,795.48/2,501.57
6. Step 6: Final answer
   x = 1,878.74