Finding the Fourth Proportional to 2,957.06, 4,080.72 and 1,630.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,957.06 : 4,080.72 = 1,630.82 : x
2. Step 2: Convert to fraction form
   2,957.06/4,080.72 = 1,630.82/x
3. Step 3: Cross multiply
   2,957.06x = 4,080.72 × 1,630.82
4. Step 4: Simplify right side
   2,957.06x = 6,654,919.79
5. Step 5: Solve for x
   x = 6,654,919.79/2,957.06
6. Step 6: Final answer
   x = 2,250.52