Finding the Fourth Proportional to 2,100.88, 3,165.55 and 1,743.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.88 : 3,165.55 = 1,743.67 : x
2. Step 2: Convert to fraction form
   2,100.88/3,165.55 = 1,743.67/x
3. Step 3: Cross multiply
   2,100.88x = 3,165.55 × 1,743.67
4. Step 4: Simplify right side
   2,100.88x = 5,519,674.57
5. Step 5: Solve for x
   x = 5,519,674.57/2,100.88
6. Step 6: Final answer
   x = 2,627.32