Finding the Fourth Proportional to 3,538.84, 5,308.92 and 2,443.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,538.84 : 5,308.92 = 2,443.72 : x
2. Step 2: Convert to fraction form
   3,538.84/5,308.92 = 2,443.72/x
3. Step 3: Cross multiply
   3,538.84x = 5,308.92 × 2,443.72
4. Step 4: Simplify right side
   3,538.84x = 12,973,513.98
5. Step 5: Solve for x
   x = 12,973,513.98/3,538.84
6. Step 6: Final answer
   x = 3,666.04