Finding the Fourth Proportional to 1,499.46, 2,247.17 and 767.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.46 : 2,247.17 = 767.49 : x
2. Step 2: Convert to fraction form
   1,499.46/2,247.17 = 767.49/x
3. Step 3: Cross multiply
   1,499.46x = 2,247.17 × 767.49
4. Step 4: Simplify right side
   1,499.46x = 1,724,676.67
5. Step 5: Solve for x
   x = 1,724,676.67/1,499.46
6. Step 6: Final answer
   x = 1,150.20