Finding the Fourth Proportional to 3,543.05, 5,308.67 and 2,501.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,543.05 : 5,308.67 = 2,501.35 : x
2. Step 2: Convert to fraction form
   3,543.05/5,308.67 = 2,501.35/x
3. Step 3: Cross multiply
   3,543.05x = 5,308.67 × 2,501.35
4. Step 4: Simplify right side
   3,543.05x = 13,278,834.69
5. Step 5: Solve for x
   x = 13,278,834.69/3,543.05
6. Step 6: Final answer
   x = 3,747.85