Finding the Fourth Proportional to 269,174.78, 371,465.60 and 148,314.31

Step by Step Solution

1. Step 1: Write the proportion equation
   269,174.78 : 371,465.60 = 148,314.31 : x
2. Step 2: Convert to fraction form
   269,174.78/371,465.60 = 148,314.31/x
3. Step 3: Cross multiply
   269,174.78x = 371,465.60 × 148,314.31
4. Step 4: Simplify right side
   269,174.78x = 55,093,662,482.50
5. Step 5: Solve for x
   x = 55,093,662,482.50/269,174.78
6. Step 6: Final answer
   x = 204,676.17