Finding the Fourth Proportional to 67,967.30, 101,967.42 and 28,502.48

Step by Step Solution

1. Step 1: Write the proportion equation
   67,967.30 : 101,967.42 = 28,502.48 : x
2. Step 2: Convert to fraction form
   67,967.30/101,967.42 = 28,502.48/x
3. Step 3: Cross multiply
   67,967.30x = 101,967.42 × 28,502.48
4. Step 4: Simplify right side
   67,967.30x = 2,906,324,349.20
5. Step 5: Solve for x
   x = 2,906,324,349.20/67,967.30
6. Step 6: Final answer
   x = 42,760.63