Finding the Fourth Proportional to 2,090.82, 3,136.59 and 629.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.82 : 3,136.59 = 629.76 : x
2. Step 2: Convert to fraction form
   2,090.82/3,136.59 = 629.76/x
3. Step 3: Cross multiply
   2,090.82x = 3,136.59 × 629.76
4. Step 4: Simplify right side
   2,090.82x = 1,975,298.92
5. Step 5: Solve for x
   x = 1,975,298.92/2,090.82
6. Step 6: Final answer
   x = 944.75