Finding the Third Proportional to 485,448 and 753,732

Step by Step Solution

1. Step 1: Write the proportion equation
   485,448 : 753,732 = 753,732 : x
2. Step 2: Convert to fraction form
   485,448/753,732 = 753,732/x
3. Step 3: Cross multiply
   485,448x = 753,732 × 753,732
4. Step 4: Simplify right side
   485,448x = 568,111,927,824
5. Step 5: Solve for x
   x = 568,111,927,824/485,448
6. Step 6: Final answer
   x = 1,170,283.80