Finding the Third Proportional to 51,317,730 and 111,669,956

Step by Step Solution

1. Step 1: Write the proportion equation
   51,317,730 : 111,669,956 = 111,669,956 : x
2. Step 2: Convert to fraction form
   51,317,730/111,669,956 = 111,669,956/x
3. Step 3: Cross multiply
   51,317,730x = 111,669,956 × 111,669,956
4. Step 4: Simplify right side
   51,317,730x = 12,470,179,073,041,936
5. Step 5: Solve for x
   x = 12,470,179,073,041,936/51,317,730
6. Step 6: Final answer
   x = 242,999,428.72