Finding the Fourth Proportional to 282,456.72, 423,699.66 and 72,096.48

Step by Step Solution

1. Step 1: Write the proportion equation
   282,456.72 : 423,699.66 = 72,096.48 : x
2. Step 2: Convert to fraction form
   282,456.72/423,699.66 = 72,096.48/x
3. Step 3: Cross multiply
   282,456.72x = 423,699.66 × 72,096.48
4. Step 4: Simplify right side
   282,456.72x = 30,547,254,063.20
5. Step 5: Solve for x
   x = 30,547,254,063.20/282,456.72
6. Step 6: Final answer
   x = 108,148.44