Finding the Fourth Proportional to 1,996.69, 2,996.89 and 1,010.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.69 : 2,996.89 = 1,010.20 : x
2. Step 2: Convert to fraction form
   1,996.69/2,996.89 = 1,010.20/x
3. Step 3: Cross multiply
   1,996.69x = 2,996.89 × 1,010.20
4. Step 4: Simplify right side
   1,996.69x = 3,027,458.28
5. Step 5: Solve for x
   x = 3,027,458.28/1,996.69
6. Step 6: Final answer
   x = 1,516.24