Finding the Fourth Proportional to 456,196.45, 629,524.05 and 252,231.37

Step by Step Solution

1. Step 1: Write the proportion equation
   456,196.45 : 629,524.05 = 252,231.37 : x
2. Step 2: Convert to fraction form
   456,196.45/629,524.05 = 252,231.37/x
3. Step 3: Cross multiply
   456,196.45x = 629,524.05 × 252,231.37
4. Step 4: Simplify right side
   456,196.45x = 158,785,713,579.45
5. Step 5: Solve for x
   x = 158,785,713,579.45/456,196.45
6. Step 6: Final answer
   x = 348,064.33