Finding the Fourth Proportional to 103,364.69, 155,052.34 and 28,483.18

Step by Step Solution

1. Step 1: Write the proportion equation
   103,364.69 : 155,052.34 = 28,483.18 : x
2. Step 2: Convert to fraction form
   103,364.69/155,052.34 = 28,483.18/x
3. Step 3: Cross multiply
   103,364.69x = 155,052.34 × 28,483.18
4. Step 4: Simplify right side
   103,364.69x = 4,416,383,944.98
5. Step 5: Solve for x
   x = 4,416,383,944.98/103,364.69
6. Step 6: Final answer
   x = 42,726.23