Finding the Fourth Proportional to 2,957.61, 4,081.86 and 2,250.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,957.61 : 4,081.86 = 2,250.48 : x
2. Step 2: Convert to fraction form
   2,957.61/4,081.86 = 2,250.48/x
3. Step 3: Cross multiply
   2,957.61x = 4,081.86 × 2,250.48
4. Step 4: Simplify right side
   2,957.61x = 9,186,144.29
5. Step 5: Solve for x
   x = 9,186,144.29/2,957.61
6. Step 6: Final answer
   x = 3,105.93