Finding the Fourth Proportional to 123,936.45, 171,063.42 and 70,253.49

Step by Step Solution

1. Step 1: Write the proportion equation
   123,936.45 : 171,063.42 = 70,253.49 : x
2. Step 2: Convert to fraction form
   123,936.45/171,063.42 = 70,253.49/x
3. Step 3: Cross multiply
   123,936.45x = 171,063.42 × 70,253.49
4. Step 4: Simplify right side
   123,936.45x = 12,017,802,266.34
5. Step 5: Solve for x
   x = 12,017,802,266.34/123,936.45
6. Step 6: Final answer
   x = 96,967.46