Finding the Fourth Proportional to 269,812.50, 404,738.37 and 103,600.50

Step by Step Solution

1. Step 1: Write the proportion equation
   269,812.50 : 404,738.37 = 103,600.50 : x
2. Step 2: Convert to fraction form
   269,812.50/404,738.37 = 103,600.50/x
3. Step 3: Cross multiply
   269,812.50x = 404,738.37 × 103,600.50
4. Step 4: Simplify right side
   269,812.50x = 41,931,097,501.19
5. Step 5: Solve for x
   x = 41,931,097,501.19/269,812.50
6. Step 6: Final answer
   x = 155,408.28