Finding the Fourth Proportional to 67,139.30, 100,736.22 and 33,869

Step by Step Solution

1. Step 1: Write the proportion equation
   67,139.30 : 100,736.22 = 33,869 : x
2. Step 2: Convert to fraction form
   67,139.30/100,736.22 = 33,869/x
3. Step 3: Cross multiply
   67,139.30x = 100,736.22 × 33,869
4. Step 4: Simplify right side
   67,139.30x = 3,411,835,035.18
5. Step 5: Solve for x
   x = 3,411,835,035.18/67,139.30
6. Step 6: Final answer
   x = 50,817.26