Finding the Fourth Proportional to 83,808, 115,655.04 and 50,284.80

Step by Step Solution

1. Step 1: Write the proportion equation
   83,808 : 115,655.04 = 50,284.80 : x
2. Step 2: Convert to fraction form
   83,808/115,655.04 = 50,284.80/x
3. Step 3: Cross multiply
   83,808x = 115,655.04 × 50,284.80
4. Step 4: Simplify right side
   83,808x = 5,815,690,555.39
5. Step 5: Solve for x
   x = 5,815,690,555.39/83,808
6. Step 6: Final answer
   x = 69,393.02