Finding the Fourth Proportional to 42,850.74, 64,300.71 and 33,464.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,850.74 : 64,300.71 = 33,464.42 : x
2. Step 2: Convert to fraction form
   42,850.74/64,300.71 = 33,464.42/x
3. Step 3: Cross multiply
   42,850.74x = 64,300.71 × 33,464.42
4. Step 4: Simplify right side
   42,850.74x = 2,151,785,644.23
5. Step 5: Solve for x
   x = 2,151,785,644.23/42,850.74
6. Step 6: Final answer
   x = 50,215.83