Finding the Fourth Proportional to 5,748.31, 7,925.71 and 4,472.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,748.31 : 7,925.71 = 4,472.56 : x
2. Step 2: Convert to fraction form
   5,748.31/7,925.71 = 4,472.56/x
3. Step 3: Cross multiply
   5,748.31x = 7,925.71 × 4,472.56
4. Step 4: Simplify right side
   5,748.31x = 35,448,213.52
5. Step 5: Solve for x
   x = 35,448,213.52/5,748.31
6. Step 6: Final answer
   x = 6,166.72