Finding the Fourth Proportional to 3,675.30, 5,071.88 and 1,996.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675.30 : 5,071.88 = 1,996.69 : x
2. Step 2: Convert to fraction form
   3,675.30/5,071.88 = 1,996.69/x
3. Step 3: Cross multiply
   3,675.30x = 5,071.88 × 1,996.69
4. Step 4: Simplify right side
   3,675.30x = 10,126,972.08
5. Step 5: Solve for x
   x = 10,126,972.08/3,675.30
6. Step 6: Final answer
   x = 2,755.41