Finding the Fourth Proportional to 2,300.74, 3,451.17 and 1,098.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.74 : 3,451.17 = 1,098.34 : x
2. Step 2: Convert to fraction form
   2,300.74/3,451.17 = 1,098.34/x
3. Step 3: Cross multiply
   2,300.74x = 3,451.17 × 1,098.34
4. Step 4: Simplify right side
   2,300.74x = 3,790,558.06
5. Step 5: Solve for x
   x = 3,790,558.06/2,300.74
6. Step 6: Final answer
   x = 1,647.54