Finding the Third Proportional to 282,649.50 and 614,385

Step by Step Solution

1. Step 1: Write the proportion equation
   282,649.50 : 614,385 = 614,385 : x
2. Step 2: Convert to fraction form
   282,649.50/614,385 = 614,385/x
3. Step 3: Cross multiply
   282,649.50x = 614,385 × 614,385
4. Step 4: Simplify right side
   282,649.50x = 377,468,928,225
5. Step 5: Solve for x
   x = 377,468,928,225/282,649.50
6. Step 6: Final answer
   x = 1,335,466.46