Finding the Fourth Proportional to 2,090.55, 3,134.83 and 773.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.55 : 3,134.83 = 773.39 : x
2. Step 2: Convert to fraction form
   2,090.55/3,134.83 = 773.39/x
3. Step 3: Cross multiply
   2,090.55x = 3,134.83 × 773.39
4. Step 4: Simplify right side
   2,090.55x = 2,424,446.17
5. Step 5: Solve for x
   x = 2,424,446.17/2,090.55
6. Step 6: Final answer
   x = 1,159.72