Finding the Fourth Proportional to 263,164.37, 363,144.89 and 148,436.69

Step by Step Solution

1. Step 1: Write the proportion equation
   263,164.37 : 363,144.89 = 148,436.69 : x
2. Step 2: Convert to fraction form
   263,164.37/363,144.89 = 148,436.69/x
3. Step 3: Cross multiply
   263,164.37x = 363,144.89 × 148,436.69
4. Step 4: Simplify right side
   263,164.37x = 53,904,024,017.38
5. Step 5: Solve for x
   x = 53,904,024,017.38/263,164.37
6. Step 6: Final answer
   x = 204,830.26