Finding the Fourth Proportional to 269,725.72, 404,608.08 and 103,513.72

Step by Step Solution

1. Step 1: Write the proportion equation
   269,725.72 : 404,608.08 = 103,513.72 : x
2. Step 2: Convert to fraction form
   269,725.72/404,608.08 = 103,513.72/x
3. Step 3: Cross multiply
   269,725.72x = 404,608.08 × 103,513.72
4. Step 4: Simplify right side
   269,725.72x = 41,882,487,502.86
5. Step 5: Solve for x
   x = 41,882,487,502.86/269,725.72
6. Step 6: Final answer
   x = 155,278.06