Finding the Fourth Proportional to 83,399.45, 125,112.12 and 28,008.41

Step by Step Solution

1. Step 1: Write the proportion equation
   83,399.45 : 125,112.12 = 28,008.41 : x
2. Step 2: Convert to fraction form
   83,399.45/125,112.12 = 28,008.41/x
3. Step 3: Cross multiply
   83,399.45x = 125,112.12 × 28,008.41
4. Step 4: Simplify right side
   83,399.45x = 3,504,191,552.93
5. Step 5: Solve for x
   x = 3,504,191,552.93/83,399.45
6. Step 6: Final answer
   x = 42,016.96