Finding the Fourth Proportional to 80,995.83, 111,701.58 and 50,784.45

Step by Step Solution

1. Step 1: Write the proportion equation
   80,995.83 : 111,701.58 = 50,784.45 : x
2. Step 2: Convert to fraction form
   80,995.83/111,701.58 = 50,784.45/x
3. Step 3: Cross multiply
   80,995.83x = 111,701.58 × 50,784.45
4. Step 4: Simplify right side
   80,995.83x = 5,672,703,050.51
5. Step 5: Solve for x
   x = 5,672,703,050.51/80,995.83
6. Step 6: Final answer
   x = 70,036.98