Finding the Third Proportional to 197,116.50 and 308,862

Step by Step Solution

1. Step 1: Write the proportion equation
   197,116.50 : 308,862 = 308,862 : x
2. Step 2: Convert to fraction form
   197,116.50/308,862 = 308,862/x
3. Step 3: Cross multiply
   197,116.50x = 308,862 × 308,862
4. Step 4: Simplify right side
   197,116.50x = 95,395,735,044
5. Step 5: Solve for x
   x = 95,395,735,044/197,116.50
6. Step 6: Final answer
   x = 483,956.11