Finding the Fourth Proportional to 269,729.72, 404,614.08 and 103,517.72

Step by Step Solution

1. Step 1: Write the proportion equation
   269,729.72 : 404,614.08 = 103,517.72 : x
2. Step 2: Convert to fraction form
   269,729.72/404,614.08 = 103,517.72/x
3. Step 3: Cross multiply
   269,729.72x = 404,614.08 × 103,517.72
4. Step 4: Simplify right side
   269,729.72x = 41,884,727,041.50
5. Step 5: Solve for x
   x = 41,884,727,041.50/269,729.72
6. Step 6: Final answer
   x = 155,284.06