Finding the Fourth Proportional to 103,513.28, 155,269.88 and 33,392.59

Step by Step Solution

1. Step 1: Write the proportion equation
   103,513.28 : 155,269.88 = 33,392.59 : x
2. Step 2: Convert to fraction form
   103,513.28/155,269.88 = 33,392.59/x
3. Step 3: Cross multiply
   103,513.28x = 155,269.88 × 33,392.59
4. Step 4: Simplify right side
   103,513.28x = 5,184,863,012.27
5. Step 5: Solve for x
   x = 5,184,863,012.27/103,513.28
6. Step 6: Final answer
   x = 50,088.87