Finding the Fourth Proportional to 2,994.53, 4,491.64 and 1,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.53 : 4,491.64 = 1,145.50 : x
2. Step 2: Convert to fraction form
   2,994.53/4,491.64 = 1,145.50/x
3. Step 3: Cross multiply
   2,994.53x = 4,491.64 × 1,145.50
4. Step 4: Simplify right side
   2,994.53x = 5,145,170.76
5. Step 5: Solve for x
   x = 5,145,170.76/2,994.53
6. Step 6: Final answer
   x = 1,718.19