Finding the Third Proportional to 284,080.50 and 627,210

Step by Step Solution

1. Step 1: Write the proportion equation
   284,080.50 : 627,210 = 627,210 : x
2. Step 2: Convert to fraction form
   284,080.50/627,210 = 627,210/x
3. Step 3: Cross multiply
   284,080.50x = 627,210 × 627,210
4. Step 4: Simplify right side
   284,080.50x = 393,392,384,100
5. Step 5: Solve for x
   x = 393,392,384,100/284,080.50
6. Step 6: Final answer
   x = 1,384,791.93