Finding the Fourth Proportional to 3,090.84, 4,633.38 and 1,142.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,090.84 : 4,633.38 = 1,142.52 : x
2. Step 2: Convert to fraction form
   3,090.84/4,633.38 = 1,142.52/x
3. Step 3: Cross multiply
   3,090.84x = 4,633.38 × 1,142.52
4. Step 4: Simplify right side
   3,090.84x = 5,293,729.32
5. Step 5: Solve for x
   x = 5,293,729.32/3,090.84
6. Step 6: Final answer
   x = 1,712.72