Finding the Fourth Proportional to 83,399.21, 125,164.56 and 30,823.73

Step by Step Solution

1. Step 1: Write the proportion equation
   83,399.21 : 125,164.56 = 30,823.73 : x
2. Step 2: Convert to fraction form
   83,399.21/125,164.56 = 30,823.73/x
3. Step 3: Cross multiply
   83,399.21x = 125,164.56 × 30,823.73
4. Step 4: Simplify right side
   83,399.21x = 3,858,039,031.51
5. Step 5: Solve for x
   x = 3,858,039,031.51/83,399.21
6. Step 6: Final answer
   x = 46,259.90