Finding the Third Proportional to 115,922 and 254,010

Step by Step Solution

1. Step 1: Write the proportion equation
   115,922 : 254,010 = 254,010 : x
2. Step 2: Convert to fraction form
   115,922/254,010 = 254,010/x
3. Step 3: Cross multiply
   115,922x = 254,010 × 254,010
4. Step 4: Simplify right side
   115,922x = 64,521,080,100
5. Step 5: Solve for x
   x = 64,521,080,100/115,922
6. Step 6: Final answer
   x = 556,590.47