Finding the Third Proportional to 116,902 and 253,730

Step by Step Solution

1. Step 1: Write the proportion equation
   116,902 : 253,730 = 253,730 : x
2. Step 2: Convert to fraction form
   116,902/253,730 = 253,730/x
3. Step 3: Cross multiply
   116,902x = 253,730 × 253,730
4. Step 4: Simplify right side
   116,902x = 64,378,912,900
5. Step 5: Solve for x
   x = 64,378,912,900/116,902
6. Step 6: Final answer
   x = 550,708.40