Finding the Third Proportional to 191,010 and 245,853

Step by Step Solution

1. Step 1: Write the proportion equation
   191,010 : 245,853 = 245,853 : x
2. Step 2: Convert to fraction form
   191,010/245,853 = 245,853/x
3. Step 3: Cross multiply
   191,010x = 245,853 × 245,853
4. Step 4: Simplify right side
   191,010x = 60,443,697,609
5. Step 5: Solve for x
   x = 60,443,697,609/191,010
6. Step 6: Final answer
   x = 316,442.58