Finding the Fourth Proportional to 2,705.34, 3,733.20 and 1,643.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,705.34 : 3,733.20 = 1,643.34 : x
2. Step 2: Convert to fraction form
   2,705.34/3,733.20 = 1,643.34/x
3. Step 3: Cross multiply
   2,705.34x = 3,733.20 × 1,643.34
4. Step 4: Simplify right side
   2,705.34x = 6,134,916.89
5. Step 5: Solve for x
   x = 6,134,916.89/2,705.34
6. Step 6: Final answer
   x = 2,267.71