Finding the Fourth Proportional to 7,444.52, 10,272.72 and 4,257.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,444.52 : 10,272.72 = 4,257.88 : x
2. Step 2: Convert to fraction form
   7,444.52/10,272.72 = 4,257.88/x
3. Step 3: Cross multiply
   7,444.52x = 10,272.72 × 4,257.88
4. Step 4: Simplify right side
   7,444.52x = 43,740,057.10
5. Step 5: Solve for x
   x = 43,740,057.10/7,444.52
6. Step 6: Final answer
   x = 5,875.47