Finding the Fourth Proportional to 55,284.52, 82,390.67 and 53,513.32

Step by Step Solution

1. Step 1: Write the proportion equation
   55,284.52 : 82,390.67 = 53,513.32 : x
2. Step 2: Convert to fraction form
   55,284.52/82,390.67 = 53,513.32/x
3. Step 3: Cross multiply
   55,284.52x = 82,390.67 × 53,513.32
4. Step 4: Simplify right side
   55,284.52x = 4,408,998,288.72
5. Step 5: Solve for x
   x = 4,408,998,288.72/55,284.52
6. Step 6: Final answer
   x = 79,751.05