Finding the Fourth Proportional to 1,777.55, 2,451.18 and 1,179.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777.55 : 2,451.18 = 1,179.82 : x
2. Step 2: Convert to fraction form
   1,777.55/2,451.18 = 1,179.82/x
3. Step 3: Cross multiply
   1,777.55x = 2,451.18 × 1,179.82
4. Step 4: Simplify right side
   1,777.55x = 2,891,954.25
5. Step 5: Solve for x
   x = 2,891,954.25/1,777.55
6. Step 6: Final answer
   x = 1,626.94