Finding the Fourth Proportional to 2,725.34, 4,086.24 and 1,166.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.34 : 4,086.24 = 1,166.36 : x
2. Step 2: Convert to fraction form
   2,725.34/4,086.24 = 1,166.36/x
3. Step 3: Cross multiply
   2,725.34x = 4,086.24 × 1,166.36
4. Step 4: Simplify right side
   2,725.34x = 4,766,026.89
5. Step 5: Solve for x
   x = 4,766,026.89/2,725.34
6. Step 6: Final answer
   x = 1,748.78