Finding the Third Proportional to 51,317,725.50 and 111,669,948

Step by Step Solution

1. Step 1: Write the proportion equation
   51,317,725.50 : 111,669,948 = 111,669,948 : x
2. Step 2: Convert to fraction form
   51,317,725.50/111,669,948 = 111,669,948/x
3. Step 3: Cross multiply
   51,317,725.50x = 111,669,948 × 111,669,948
4. Step 4: Simplify right side
   51,317,725.50x = 12,470,177,286,322,704
5. Step 5: Solve for x
   x = 12,470,177,286,322,704/51,317,725.50
6. Step 6: Final answer
   x = 242,999,415.21