Finding the Fourth Proportional to 269,586.59, 404,431.72 and 103,361.63

Step by Step Solution

1. Step 1: Write the proportion equation
   269,586.59 : 404,431.72 = 103,361.63 : x
2. Step 2: Convert to fraction form
   269,586.59/404,431.72 = 103,361.63/x
3. Step 3: Cross multiply
   269,586.59x = 404,431.72 × 103,361.63
4. Step 4: Simplify right side
   269,586.59x = 41,802,719,522.34
5. Step 5: Solve for x
   x = 41,802,719,522.34/269,586.59
6. Step 6: Final answer
   x = 155,062.31