Finding the Fourth Proportional to 67,436.49, 101,122.41 and 31,868.20

Step by Step Solution

1. Step 1: Write the proportion equation
   67,436.49 : 101,122.41 = 31,868.20 : x
2. Step 2: Convert to fraction form
   67,436.49/101,122.41 = 31,868.20/x
3. Step 3: Cross multiply
   67,436.49x = 101,122.41 × 31,868.20
4. Step 4: Simplify right side
   67,436.49x = 3,222,588,680.75
5. Step 5: Solve for x
   x = 3,222,588,680.75/67,436.49
6. Step 6: Final answer
   x = 47,787.02