Finding the Fourth Proportional to 2,957.69, 4,436.62 and 1,009.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,957.69 : 4,436.62 = 1,009.88 : x
2. Step 2: Convert to fraction form
   2,957.69/4,436.62 = 1,009.88/x
3. Step 3: Cross multiply
   2,957.69x = 4,436.62 × 1,009.88
4. Step 4: Simplify right side
   2,957.69x = 4,480,429.10
5. Step 5: Solve for x
   x = 4,480,429.10/2,957.69
6. Step 6: Final answer
   x = 1,514.84