Finding the Fourth Proportional to 309,037.98, 463,751.98 and 131,544.71

Step by Step Solution

1. Step 1: Write the proportion equation
   309,037.98 : 463,751.98 = 131,544.71 : x
2. Step 2: Convert to fraction form
   309,037.98/463,751.98 = 131,544.71/x
3. Step 3: Cross multiply
   309,037.98x = 463,751.98 × 131,544.71
4. Step 4: Simplify right side
   309,037.98x = 61,004,117,073.40
5. Step 5: Solve for x
   x = 61,004,117,073.40/309,037.98
6. Step 6: Final answer
   x = 197,400.06