Finding the Fourth Proportional to 89,173.35, 133,721.13 and 33,730.47

Step by Step Solution

1. Step 1: Write the proportion equation
   89,173.35 : 133,721.13 = 33,730.47 : x
2. Step 2: Convert to fraction form
   89,173.35/133,721.13 = 33,730.47/x
3. Step 3: Cross multiply
   89,173.35x = 133,721.13 × 33,730.47
4. Step 4: Simplify right side
   89,173.35x = 4,510,476,563.83
5. Step 5: Solve for x
   x = 4,510,476,563.83/89,173.35
6. Step 6: Final answer
   x = 50,580.99