Finding the Fourth Proportional to 89,449.68, 134,190.72 and 36,830.46

Step by Step Solution

1. Step 1: Write the proportion equation
   89,449.68 : 134,190.72 = 36,830.46 : x
2. Step 2: Convert to fraction form
   89,449.68/134,190.72 = 36,830.46/x
3. Step 3: Cross multiply
   89,449.68x = 134,190.72 × 36,830.46
4. Step 4: Simplify right side
   89,449.68x = 4,942,305,945.33
5. Step 5: Solve for x
   x = 4,942,305,945.33/89,449.68
6. Step 6: Final answer
   x = 55,252.36