Finding the Fourth Proportional to 89,393.32, 134,107.28 and 33,985

Step by Step Solution

1. Step 1: Write the proportion equation
   89,393.32 : 134,107.28 = 33,985 : x
2. Step 2: Convert to fraction form
   89,393.32/134,107.28 = 33,985/x
3. Step 3: Cross multiply
   89,393.32x = 134,107.28 × 33,985
4. Step 4: Simplify right side
   89,393.32x = 4,557,635,910.80
5. Step 5: Solve for x
   x = 4,557,635,910.80/89,393.32
6. Step 6: Final answer
   x = 50,984.08