Finding the Fourth Proportional to 2,090.34, 3,134.97 and 992.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.34 : 3,134.97 = 992.52 : x
2. Step 2: Convert to fraction form
   2,090.34/3,134.97 = 992.52/x
3. Step 3: Cross multiply
   2,090.34x = 3,134.97 × 992.52
4. Step 4: Simplify right side
   2,090.34x = 3,111,520.42
5. Step 5: Solve for x
   x = 3,111,520.42/2,090.34
6. Step 6: Final answer
   x = 1,488.52