Finding the Fourth Proportional to 67,517.32, 101,221.15 and 28,103.94

Step by Step Solution

1. Step 1: Write the proportion equation
   67,517.32 : 101,221.15 = 28,103.94 : x
2. Step 2: Convert to fraction form
   67,517.32/101,221.15 = 28,103.94/x
3. Step 3: Cross multiply
   67,517.32x = 101,221.15 × 28,103.94
4. Step 4: Simplify right side
   67,517.32x = 2,844,713,126.33
5. Step 5: Solve for x
   x = 2,844,713,126.33/67,517.32
6. Step 6: Final answer
   x = 42,133.09