Finding the Fourth Proportional to 3,994.88, 5,990.78 and 1,182.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.88 : 5,990.78 = 1,182.94 : x
2. Step 2: Convert to fraction form
   3,994.88/5,990.78 = 1,182.94/x
3. Step 3: Cross multiply
   3,994.88x = 5,990.78 × 1,182.94
4. Step 4: Simplify right side
   3,994.88x = 7,086,733.29
5. Step 5: Solve for x
   x = 7,086,733.29/3,994.88
6. Step 6: Final answer
   x = 1,773.95