Finding the Fourth Proportional to 492,150.67, 679,167.79 and 265,796.17

Step by Step Solution

1. Step 1: Write the proportion equation
   492,150.67 : 679,167.79 = 265,796.17 : x
2. Step 2: Convert to fraction form
   492,150.67/679,167.79 = 265,796.17/x
3. Step 3: Cross multiply
   492,150.67x = 679,167.79 × 265,796.17
4. Step 4: Simplify right side
   492,150.67x = 180,520,196,040.38
5. Step 5: Solve for x
   x = 180,520,196,040.38/492,150.67
6. Step 6: Final answer
   x = 366,798.64