Finding the Fourth Proportional to 269,477.69, 404,253.41 and 91,937.03

Step by Step Solution

1. Step 1: Write the proportion equation
   269,477.69 : 404,253.41 = 91,937.03 : x
2. Step 2: Convert to fraction form
   269,477.69/404,253.41 = 91,937.03/x
3. Step 3: Cross multiply
   269,477.69x = 404,253.41 × 91,937.03
4. Step 4: Simplify right side
   269,477.69x = 37,165,855,401.82
5. Step 5: Solve for x
   x = 37,165,855,401.82/269,477.69
6. Step 6: Final answer
   x = 137,918.12