Finding the Third Proportional to 117,007 and 243,010

Step by Step Solution

1. Step 1: Write the proportion equation
   117,007 : 243,010 = 243,010 : x
2. Step 2: Convert to fraction form
   117,007/243,010 = 243,010/x
3. Step 3: Cross multiply
   117,007x = 243,010 × 243,010
4. Step 4: Simplify right side
   117,007x = 59,053,860,100
5. Step 5: Solve for x
   x = 59,053,860,100/117,007
6. Step 6: Final answer
   x = 504,703.65