Finding the Fourth Proportional to 2,622.58, 3,934.78 and 1,162.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.58 : 3,934.78 = 1,162.76 : x
2. Step 2: Convert to fraction form
   2,622.58/3,934.78 = 1,162.76/x
3. Step 3: Cross multiply
   2,622.58x = 3,934.78 × 1,162.76
4. Step 4: Simplify right side
   2,622.58x = 4,575,182.21
5. Step 5: Solve for x
   x = 4,575,182.21/2,622.58
6. Step 6: Final answer
   x = 1,744.54