Finding the Fourth Proportional to 5,306.56, 7,322.82 and 2,948.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,306.56 : 7,322.82 = 2,948.72 : x
2. Step 2: Convert to fraction form
   5,306.56/7,322.82 = 2,948.72/x
3. Step 3: Cross multiply
   5,306.56x = 7,322.82 × 2,948.72
4. Step 4: Simplify right side
   5,306.56x = 21,592,945.79
5. Step 5: Solve for x
   x = 21,592,945.79/5,306.56
6. Step 6: Final answer
   x = 4,069.10