Finding the Fourth Proportional to 3,694.97, 5,099.69 and 3,528.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,694.97 : 5,099.69 = 3,528.89 : x
2. Step 2: Convert to fraction form
   3,694.97/5,099.69 = 3,528.89/x
3. Step 3: Cross multiply
   3,694.97x = 5,099.69 × 3,528.89
4. Step 4: Simplify right side
   3,694.97x = 17,996,201.90
5. Step 5: Solve for x
   x = 17,996,201.90/3,694.97
6. Step 6: Final answer
   x = 4,870.47