Finding the Fourth Proportional to 67,722.67, 101,593.52 and 28,270.81

Step by Step Solution

1. Step 1: Write the proportion equation
   67,722.67 : 101,593.52 = 28,270.81 : x
2. Step 2: Convert to fraction form
   67,722.67/101,593.52 = 28,270.81/x
3. Step 3: Cross multiply
   67,722.67x = 101,593.52 × 28,270.81
4. Step 4: Simplify right side
   67,722.67x = 2,872,131,101.15
5. Step 5: Solve for x
   x = 2,872,131,101.15/67,722.67
6. Step 6: Final answer
   x = 42,410.19