Finding the Third Proportional to 109,970 and 245,212

Step by Step Solution

1. Step 1: Write the proportion equation
   109,970 : 245,212 = 245,212 : x
2. Step 2: Convert to fraction form
   109,970/245,212 = 245,212/x
3. Step 3: Cross multiply
   109,970x = 245,212 × 245,212
4. Step 4: Simplify right side
   109,970x = 60,128,924,944
5. Step 5: Solve for x
   x = 60,128,924,944/109,970
6. Step 6: Final answer
   x = 546,775.71