Finding the Fourth Proportional to 42,850.83, 64,300.85 and 33,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,850.83 : 64,300.85 = 33,464.50 : x
2. Step 2: Convert to fraction form
   42,850.83/64,300.85 = 33,464.50/x
3. Step 3: Cross multiply
   42,850.83x = 64,300.85 × 33,464.50
4. Step 4: Simplify right side
   42,850.83x = 2,151,795,780.48
5. Step 5: Solve for x
   x = 2,151,795,780.48/42,850.83
6. Step 6: Final answer
   x = 50,215.97