Finding the Fourth Proportional to 103,628.02, 155,403.15 and 33,488.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,628.02 : 155,403.15 = 33,488.50 : x
2. Step 2: Convert to fraction form
   103,628.02/155,403.15 = 33,488.50/x
3. Step 3: Cross multiply
   103,628.02x = 155,403.15 × 33,488.50
4. Step 4: Simplify right side
   103,628.02x = 5,204,218,388.78
5. Step 5: Solve for x
   x = 5,204,218,388.78/103,628.02
6. Step 6: Final answer
   x = 50,220.19