Finding the Fourth Proportional to 2,614.32, 3,608.10 and 2,171.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,614.32 : 3,608.10 = 2,171.48 : x
2. Step 2: Convert to fraction form
   2,614.32/3,608.10 = 2,171.48/x
3. Step 3: Cross multiply
   2,614.32x = 3,608.10 × 2,171.48
4. Step 4: Simplify right side
   2,614.32x = 7,834,898.95
5. Step 5: Solve for x
   x = 7,834,898.95/2,614.32
6. Step 6: Final answer
   x = 2,996.92