Finding the Fourth Proportional to 67,945.86, 101,933.37 and 28,480.32

Step by Step Solution

1. Step 1: Write the proportion equation
   67,945.86 : 101,933.37 = 28,480.32 : x
2. Step 2: Convert to fraction form
   67,945.86/101,933.37 = 28,480.32/x
3. Step 3: Cross multiply
   67,945.86x = 101,933.37 × 28,480.32
4. Step 4: Simplify right side
   67,945.86x = 2,903,094,996.28
5. Step 5: Solve for x
   x = 2,903,094,996.28/67,945.86
6. Step 6: Final answer
   x = 42,726.59