Finding the Fourth Proportional to 103,515.39, 155,272.91 and 32,443.49

Step by Step Solution

1. Step 1: Write the proportion equation
   103,515.39 : 155,272.91 = 32,443.49 : x
2. Step 2: Convert to fraction form
   103,515.39/155,272.91 = 32,443.49/x
3. Step 3: Cross multiply
   103,515.39x = 155,272.91 × 32,443.49
4. Step 4: Simplify right side
   103,515.39x = 5,037,595,328.82
5. Step 5: Solve for x
   x = 5,037,595,328.82/103,515.39
6. Step 6: Final answer
   x = 48,665.18