Finding the Fourth Proportional to 2,994.51, 4,491.87 and 1,120.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.51 : 4,491.87 = 1,120.89 : x
2. Step 2: Convert to fraction form
   2,994.51/4,491.87 = 1,120.89/x
3. Step 3: Cross multiply
   2,994.51x = 4,491.87 × 1,120.89
4. Step 4: Simplify right side
   2,994.51x = 5,034,892.16
5. Step 5: Solve for x
   x = 5,034,892.16/2,994.51
6. Step 6: Final answer
   x = 1,681.37