Finding the Fourth Proportional to 2,119.80, 2,925.34 and 1,162.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119.80 : 2,925.34 = 1,162.73 : x
2. Step 2: Convert to fraction form
   2,119.80/2,925.34 = 1,162.73/x
3. Step 3: Cross multiply
   2,119.80x = 2,925.34 × 1,162.73
4. Step 4: Simplify right side
   2,119.80x = 3,401,380.58
5. Step 5: Solve for x
   x = 3,401,380.58/2,119.80
6. Step 6: Final answer
   x = 1,604.58