Finding the Fourth Proportional to 245,786.10, 339,003.72 and 185,359.29

Step by Step Solution

1. Step 1: Write the proportion equation
   245,786.10 : 339,003.72 = 185,359.29 : x
2. Step 2: Convert to fraction form
   245,786.10/339,003.72 = 185,359.29/x
3. Step 3: Cross multiply
   245,786.10x = 339,003.72 × 185,359.29
4. Step 4: Simplify right side
   245,786.10x = 62,837,488,846.56
5. Step 5: Solve for x
   x = 62,837,488,846.56/245,786.10
6. Step 6: Final answer
   x = 255,659.25