Finding the Fourth Proportional to 67,145.25, 100,696.37 and 22,156.55

Step by Step Solution

1. Step 1: Write the proportion equation
   67,145.25 : 100,696.37 = 22,156.55 : x
2. Step 2: Convert to fraction form
   67,145.25/100,696.37 = 22,156.55/x
3. Step 3: Cross multiply
   67,145.25x = 100,696.37 × 22,156.55
4. Step 4: Simplify right side
   67,145.25x = 2,231,083,542.46
5. Step 5: Solve for x
   x = 2,231,083,542.46/67,145.25
6. Step 6: Final answer
   x = 33,227.72