Finding the Fourth Proportional to 3,643.10, 5,468.99 and 3,494.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643.10 : 5,468.99 = 3,494.57 : x
2. Step 2: Convert to fraction form
   3,643.10/5,468.99 = 3,494.57/x
3. Step 3: Cross multiply
   3,643.10x = 5,468.99 × 3,494.57
4. Step 4: Simplify right side
   3,643.10x = 19,111,723.57
5. Step 5: Solve for x
   x = 19,111,723.57/3,643.10
6. Step 6: Final answer
   x = 5,246.01