Finding the Third Proportional to 207,994.50 and 308,934

Step by Step Solution

1. Step 1: Write the proportion equation
   207,994.50 : 308,934 = 308,934 : x
2. Step 2: Convert to fraction form
   207,994.50/308,934 = 308,934/x
3. Step 3: Cross multiply
   207,994.50x = 308,934 × 308,934
4. Step 4: Simplify right side
   207,994.50x = 95,440,216,356
5. Step 5: Solve for x
   x = 95,440,216,356/207,994.50
6. Step 6: Final answer
   x = 458,859.33