Finding the Third Proportional to 282,809.81 and 395,595

Step by Step Solution

1. Step 1: Write the proportion equation
   282,809.81 : 395,595 = 395,595 : x
2. Step 2: Convert to fraction form
   282,809.81/395,595 = 395,595/x
3. Step 3: Cross multiply
   282,809.81x = 395,595 × 395,595
4. Step 4: Simplify right side
   282,809.81x = 156,495,404,025
5. Step 5: Solve for x
   x = 156,495,404,025/282,809.81
6. Step 6: Final answer
   x = 553,359.17