Finding the Third Proportional to 116,973 and 253,386

Step by Step Solution

1. Step 1: Write the proportion equation
   116,973 : 253,386 = 253,386 : x
2. Step 2: Convert to fraction form
   116,973/253,386 = 253,386/x
3. Step 3: Cross multiply
   116,973x = 253,386 × 253,386
4. Step 4: Simplify right side
   116,973x = 64,204,464,996
5. Step 5: Solve for x
   x = 64,204,464,996/116,973
6. Step 6: Final answer
   x = 548,882.78