Finding the Third Proportional to 776,626,231.50 and 1,668,516,097.50

Step by Step Solution

1. Step 1: Write the proportion equation
   776,626,231.50 : 1,668,516,097.50 = 1,668,516,097.50 : x
2. Step 2: Convert to fraction form
   776,626,231.50/1,668,516,097.50 = 1,668,516,097.50/x
3. Step 3: Cross multiply
   776,626,231.50x = 1,668,516,097.50 × 1,668,516,097.50
4. Step 4: Simplify right side
   776,626,231.50x = 2,783,945,967,616,629,760
5. Step 5: Solve for x
   x = 2,783,945,967,616,629,760/776,626,231.50
6. Step 6: Final answer
   x = 3,584,666,413.13