Finding the Fourth Proportional to 67,936.86, 101,866.41 and 28,460.70

Step by Step Solution

1. Step 1: Write the proportion equation
   67,936.86 : 101,866.41 = 28,460.70 : x
2. Step 2: Convert to fraction form
   67,936.86/101,866.41 = 28,460.70/x
3. Step 3: Cross multiply
   67,936.86x = 101,866.41 × 28,460.70
4. Step 4: Simplify right side
   67,936.86x = 2,899,189,335.09
5. Step 5: Solve for x
   x = 2,899,189,335.09/67,936.86
6. Step 6: Final answer
   x = 42,674.76