Finding the Fourth Proportional to 1,968.30, 2,945.03 and 1,174.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.30 : 2,945.03 = 1,174.72 : x
2. Step 2: Convert to fraction form
   1,968.30/2,945.03 = 1,174.72/x
3. Step 3: Cross multiply
   1,968.30x = 2,945.03 × 1,174.72
4. Step 4: Simplify right side
   1,968.30x = 3,459,585.64
5. Step 5: Solve for x
   x = 3,459,585.64/1,968.30
6. Step 6: Final answer
   x = 1,757.65