Finding the Fourth Proportional to 3,952.32, 5,454.72 and 3,822.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,952.32 : 5,454.72 = 3,822.50 : x
2. Step 2: Convert to fraction form
   3,952.32/5,454.72 = 3,822.50/x
3. Step 3: Cross multiply
   3,952.32x = 5,454.72 × 3,822.50
4. Step 4: Simplify right side
   3,952.32x = 20,850,667.20
5. Step 5: Solve for x
   x = 20,850,667.20/3,952.32
6. Step 6: Final answer
   x = 5,275.55