Finding the Fourth Proportional to 55,636.50, 76,778.38 and 33,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,636.50 : 76,778.38 = 33,280.50 : x
2. Step 2: Convert to fraction form
   55,636.50/76,778.38 = 33,280.50/x
3. Step 3: Cross multiply
   55,636.50x = 76,778.38 × 33,280.50
4. Step 4: Simplify right side
   55,636.50x = 2,555,222,875.59
5. Step 5: Solve for x
   x = 2,555,222,875.59/55,636.50
6. Step 6: Final answer
   x = 45,927.10