Finding the Fourth Proportional to 83,404.20, 125,119.25 and 28,013.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,404.20 : 125,119.25 = 28,013.16 : x
2. Step 2: Convert to fraction form
   83,404.20/125,119.25 = 28,013.16/x
3. Step 3: Cross multiply
   83,404.20x = 125,119.25 × 28,013.16
4. Step 4: Simplify right side
   83,404.20x = 3,504,985,569.33
5. Step 5: Solve for x
   x = 3,504,985,569.33/83,404.20
6. Step 6: Final answer
   x = 42,024.09