Finding the Fourth Proportional to 3,694.07, 5,547.71 and 3,545.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,694.07 : 5,547.71 = 3,545.43 : x
2. Step 2: Convert to fraction form
   3,694.07/5,547.71 = 3,545.43/x
3. Step 3: Cross multiply
   3,694.07x = 5,547.71 × 3,545.43
4. Step 4: Simplify right side
   3,694.07x = 19,668,998.59
5. Step 5: Solve for x
   x = 19,668,998.59/3,694.07
6. Step 6: Final answer
   x = 5,324.48