Finding the Fourth Proportional to 3,634.72, 5,022.72 and 2,971.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,634.72 : 5,022.72 = 2,971.32 : x
2. Step 2: Convert to fraction form
   3,634.72/5,022.72 = 2,971.32/x
3. Step 3: Cross multiply
   3,634.72x = 5,022.72 × 2,971.32
4. Step 4: Simplify right side
   3,634.72x = 14,924,108.39
5. Step 5: Solve for x
   x = 14,924,108.39/3,634.72
6. Step 6: Final answer
   x = 4,105.99