Finding the Fourth Proportional to 2,096.74, 3,145.57 and 636.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.74 : 3,145.57 = 636.01 : x
2. Step 2: Convert to fraction form
   2,096.74/3,145.57 = 636.01/x
3. Step 3: Cross multiply
   2,096.74x = 3,145.57 × 636.01
4. Step 4: Simplify right side
   2,096.74x = 2,000,604.52
5. Step 5: Solve for x
   x = 2,000,604.52/2,096.74
6. Step 6: Final answer
   x = 954.15