Finding the Fourth Proportional to 39,940.56, 55,100.88 and 24,015.60

Step by Step Solution

1. Step 1: Write the proportion equation
   39,940.56 : 55,100.88 = 24,015.60 : x
2. Step 2: Convert to fraction form
   39,940.56/55,100.88 = 24,015.60/x
3. Step 3: Cross multiply
   39,940.56x = 55,100.88 × 24,015.60
4. Step 4: Simplify right side
   39,940.56x = 1,323,280,693.73
5. Step 5: Solve for x
   x = 1,323,280,693.73/39,940.56
6. Step 6: Final answer
   x = 33,131.25