Finding the Fourth Proportional to 2,994.89, 4,492.37 and 1,145.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.89 : 4,492.37 = 1,145.81 : x
2. Step 2: Convert to fraction form
   2,994.89/4,492.37 = 1,145.81/x
3. Step 3: Cross multiply
   2,994.89x = 4,492.37 × 1,145.81
4. Step 4: Simplify right side
   2,994.89x = 5,147,374.28
5. Step 5: Solve for x
   x = 5,147,374.28/2,994.89
6. Step 6: Final answer
   x = 1,718.72