Finding the Fourth Proportional to 1,665.83, 2,497.10 and 799.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.83 : 2,497.10 = 799.67 : x
2. Step 2: Convert to fraction form
   1,665.83/2,497.10 = 799.67/x
3. Step 3: Cross multiply
   1,665.83x = 2,497.10 × 799.67
4. Step 4: Simplify right side
   1,665.83x = 1,996,839.47
5. Step 5: Solve for x
   x = 1,996,839.47/1,665.83
6. Step 6: Final answer
   x = 1,198.71