Finding the Fourth Proportional to 2,170.05, 2,994.69 and 1,175.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170.05 : 2,994.69 = 1,175.34 : x
2. Step 2: Convert to fraction form
   2,170.05/2,994.69 = 1,175.34/x
3. Step 3: Cross multiply
   2,170.05x = 2,994.69 × 1,175.34
4. Step 4: Simplify right side
   2,170.05x = 3,519,778.94
5. Step 5: Solve for x
   x = 3,519,778.94/2,170.05
6. Step 6: Final answer
   x = 1,621.98