Finding the Third Proportional to 102,262,638 and 158,669,446.50

Step by Step Solution

1. Step 1: Write the proportion equation
   102,262,638 : 158,669,446.50 = 158,669,446.50 : x
2. Step 2: Convert to fraction form
   102,262,638/158,669,446.50 = 158,669,446.50/x
3. Step 3: Cross multiply
   102,262,638x = 158,669,446.50 × 158,669,446.50
4. Step 4: Simplify right side
   102,262,638x = 25,175,993,252,616,364
5. Step 5: Solve for x
   x = 25,175,993,252,616,364/102,262,638
6. Step 6: Final answer
   x = 246,189,554.12