Finding the Fourth Proportional to 3,460.38, 5,186.46 and 1,996.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,460.38 : 5,186.46 = 1,996.50 : x
2. Step 2: Convert to fraction form
   3,460.38/5,186.46 = 1,996.50/x
3. Step 3: Cross multiply
   3,460.38x = 5,186.46 × 1,996.50
4. Step 4: Simplify right side
   3,460.38x = 10,354,767.39
5. Step 5: Solve for x
   x = 10,354,767.39/3,460.38
6. Step 6: Final answer
   x = 2,992.38