Finding the Fourth Proportional to 2,938.88, 4,407.82 and 1,090.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938.88 : 4,407.82 = 1,090.84 : x
2. Step 2: Convert to fraction form
   2,938.88/4,407.82 = 1,090.84/x
3. Step 3: Cross multiply
   2,938.88x = 4,407.82 × 1,090.84
4. Step 4: Simplify right side
   2,938.88x = 4,808,226.37
5. Step 5: Solve for x
   x = 4,808,226.37/2,938.88
6. Step 6: Final answer
   x = 1,636.07