Finding the Fourth Proportional to 2,734.45, 4,098.05 and 1,090.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.45 : 4,098.05 = 1,090.10 : x
2. Step 2: Convert to fraction form
   2,734.45/4,098.05 = 1,090.10/x
3. Step 3: Cross multiply
   2,734.45x = 4,098.05 × 1,090.10
4. Step 4: Simplify right side
   2,734.45x = 4,467,284.31
5. Step 5: Solve for x
   x = 4,467,284.31/2,734.45
6. Step 6: Final answer
   x = 1,633.70