Finding the Third Proportional to 103,640,873 and 154,890,109

Step by Step Solution

1. Step 1: Write the proportion equation
   103,640,873 : 154,890,109 = 154,890,109 : x
2. Step 2: Convert to fraction form
   103,640,873/154,890,109 = 154,890,109/x
3. Step 3: Cross multiply
   103,640,873x = 154,890,109 × 154,890,109
4. Step 4: Simplify right side
   103,640,873x = 23,990,945,866,031,880
5. Step 5: Solve for x
   x = 23,990,945,866,031,880/103,640,873
6. Step 6: Final answer
   x = 231,481,510.83