Finding the Fourth Proportional to 2,096.95, 3,145.32 and 636.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.95 : 3,145.32 = 636.05 : x
2. Step 2: Convert to fraction form
   2,096.95/3,145.32 = 636.05/x
3. Step 3: Cross multiply
   2,096.95x = 3,145.32 × 636.05
4. Step 4: Simplify right side
   2,096.95x = 2,000,588.65
5. Step 5: Solve for x
   x = 2,000,588.65/2,096.95
6. Step 6: Final answer
   x = 954.05