Finding the Fourth Proportional to 1,165.82, 1,748.82 and 300.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,165.82 : 1,748.82 = 300.12 : x
2. Step 2: Convert to fraction form
   1,165.82/1,748.82 = 300.12/x
3. Step 3: Cross multiply
   1,165.82x = 1,748.82 × 300.12
4. Step 4: Simplify right side
   1,165.82x = 524,855.86
5. Step 5: Solve for x
   x = 524,855.86/1,165.82
6. Step 6: Final answer
   x = 450.20