Finding the Fourth Proportional to 2,094.18, 3,136.49 and 999.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.18 : 3,136.49 = 999.31 : x
2. Step 2: Convert to fraction form
   2,094.18/3,136.49 = 999.31/x
3. Step 3: Cross multiply
   2,094.18x = 3,136.49 × 999.31
4. Step 4: Simplify right side
   2,094.18x = 3,134,330.13
5. Step 5: Solve for x
   x = 3,134,330.13/2,094.18
6. Step 6: Final answer
   x = 1,496.69