Finding the Fourth Proportional to 1,450.09, 2,174.89 and 670.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,450.09 : 2,174.89 = 670.03 : x
2. Step 2: Convert to fraction form
   1,450.09/2,174.89 = 670.03/x
3. Step 3: Cross multiply
   1,450.09x = 2,174.89 × 670.03
4. Step 4: Simplify right side
   1,450.09x = 1,457,241.55
5. Step 5: Solve for x
   x = 1,457,241.55/1,450.09
6. Step 6: Final answer
   x = 1,004.93