Finding the Fourth Proportional to 89,321.25, 133,896.59 and 33,146.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,321.25 : 133,896.59 = 33,146.34 : x
2. Step 2: Convert to fraction form
   89,321.25/133,896.59 = 33,146.34/x
3. Step 3: Cross multiply
   89,321.25x = 133,896.59 × 33,146.34
4. Step 4: Simplify right side
   89,321.25x = 4,438,181,896.98
5. Step 5: Solve for x
   x = 4,438,181,896.98/89,321.25
6. Step 6: Final answer
   x = 49,687.86