Finding the Fourth Proportional to 83,300.40, 124,853.40 and 33,355.80

Step by Step Solution

1. Step 1: Write the proportion equation
   83,300.40 : 124,853.40 = 33,355.80 : x
2. Step 2: Convert to fraction form
   83,300.40/124,853.40 = 33,355.80/x
3. Step 3: Cross multiply
   83,300.40x = 124,853.40 × 33,355.80
4. Step 4: Simplify right side
   83,300.40x = 4,164,585,039.72
5. Step 5: Solve for x
   x = 4,164,585,039.72/83,300.40
6. Step 6: Final answer
   x = 49,994.78