Finding the Fourth Proportional to 3,693.20, 5,538.56 and 1,352.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693.20 : 5,538.56 = 1,352.76 : x
2. Step 2: Convert to fraction form
   3,693.20/5,538.56 = 1,352.76/x
3. Step 3: Cross multiply
   3,693.20x = 5,538.56 × 1,352.76
4. Step 4: Simplify right side
   3,693.20x = 7,492,342.43
5. Step 5: Solve for x
   x = 7,492,342.43/3,693.20
6. Step 6: Final answer
   x = 2,028.69