Finding the Fourth Proportional to 269,826.50, 404,759.37 and 103,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   269,826.50 : 404,759.37 = 103,614.50 : x
2. Step 2: Convert to fraction form
   269,826.50/404,759.37 = 103,614.50/x
3. Step 3: Cross multiply
   269,826.50x = 404,759.37 × 103,614.50
4. Step 4: Simplify right side
   269,826.50x = 41,938,939,742.87
5. Step 5: Solve for x
   x = 41,938,939,742.87/269,826.50
6. Step 6: Final answer
   x = 155,429.28