Finding the Fourth Proportional to 5,472.64, 8,196.72 and 2,546.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,472.64 : 8,196.72 = 2,546.56 : x
2. Step 2: Convert to fraction form
   5,472.64/8,196.72 = 2,546.56/x
3. Step 3: Cross multiply
   5,472.64x = 8,196.72 × 2,546.56
4. Step 4: Simplify right side
   5,472.64x = 20,873,439.28
5. Step 5: Solve for x
   x = 20,873,439.28/5,472.64
6. Step 6: Final answer
   x = 3,814.14