Finding the Third Proportional to 485,626 and 760,116

Step by Step Solution

1. Step 1: Write the proportion equation
   485,626 : 760,116 = 760,116 : x
2. Step 2: Convert to fraction form
   485,626/760,116 = 760,116/x
3. Step 3: Cross multiply
   485,626x = 760,116 × 760,116
4. Step 4: Simplify right side
   485,626x = 577,776,333,456
5. Step 5: Solve for x
   x = 577,776,333,456/485,626
6. Step 6: Final answer
   x = 1,189,755.77