Finding the Fourth Proportional to 123,845.86, 170,921.88 and 73,544.86

Step by Step Solution

1. Step 1: Write the proportion equation
   123,845.86 : 170,921.88 = 73,544.86 : x
2. Step 2: Convert to fraction form
   123,845.86/170,921.88 = 73,544.86/x
3. Step 3: Cross multiply
   123,845.86x = 170,921.88 × 73,544.86
4. Step 4: Simplify right side
   123,845.86x = 12,570,425,735.54
5. Step 5: Solve for x
   x = 12,570,425,735.54/123,845.86
6. Step 6: Final answer
   x = 101,500.57