Finding the Fourth Proportional to 103,626.69, 155,443.37 and 28,747.59

Step by Step Solution

1. Step 1: Write the proportion equation
   103,626.69 : 155,443.37 = 28,747.59 : x
2. Step 2: Convert to fraction form
   103,626.69/155,443.37 = 28,747.59/x
3. Step 3: Cross multiply
   103,626.69x = 155,443.37 × 28,747.59
4. Step 4: Simplify right side
   103,626.69x = 4,468,622,125.24
5. Step 5: Solve for x
   x = 4,468,622,125.24/103,626.69
6. Step 6: Final answer
   x = 43,122.31