Finding the Fourth Proportional to 148,137.48, 204,456.33 and 83,626.38

Step by Step Solution

1. Step 1: Write the proportion equation
   148,137.48 : 204,456.33 = 83,626.38 : x
2. Step 2: Convert to fraction form
   148,137.48/204,456.33 = 83,626.38/x
3. Step 3: Cross multiply
   148,137.48x = 204,456.33 × 83,626.38
4. Step 4: Simplify right side
   148,137.48x = 17,097,942,745.99
5. Step 5: Solve for x
   x = 17,097,942,745.99/148,137.48
6. Step 6: Final answer
   x = 115,419.42