Finding the Fourth Proportional to 282,443.48, 423,664.88 and 72,081.44

Step by Step Solution

1. Step 1: Write the proportion equation
   282,443.48 : 423,664.88 = 72,081.44 : x
2. Step 2: Convert to fraction form
   282,443.48/423,664.88 = 72,081.44/x
3. Step 3: Cross multiply
   282,443.48x = 423,664.88 × 72,081.44
4. Step 4: Simplify right side
   282,443.48x = 30,538,374,627.83
5. Step 5: Solve for x
   x = 30,538,374,627.83/282,443.48
6. Step 6: Final answer
   x = 108,122.07