Finding the Fourth Proportional to 269,762.90, 404,877.60 and 103,667.54

Step by Step Solution

1. Step 1: Write the proportion equation
   269,762.90 : 404,877.60 = 103,667.54 : x
2. Step 2: Convert to fraction form
   269,762.90/404,877.60 = 103,667.54/x
3. Step 3: Cross multiply
   269,762.90x = 404,877.60 × 103,667.54
4. Step 4: Simplify right side
   269,762.90x = 41,972,664,793.10
5. Step 5: Solve for x
   x = 41,972,664,793.10/269,762.90
6. Step 6: Final answer
   x = 155,590.95