Finding the Fourth Proportional to 103,729.59, 155,499.33 and 33,572.79

Step by Step Solution

1. Step 1: Write the proportion equation
   103,729.59 : 155,499.33 = 33,572.79 : x
2. Step 2: Convert to fraction form
   103,729.59/155,499.33 = 33,572.79/x
3. Step 3: Cross multiply
   103,729.59x = 155,499.33 × 33,572.79
4. Step 4: Simplify right side
   103,729.59x = 5,220,546,351.23
5. Step 5: Solve for x
   x = 5,220,546,351.23/103,729.59
6. Step 6: Final answer
   x = 50,328.42