Finding the Third Proportional to 755,770,778,392.50 and 1,665,591,709,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   755,770,778,392.50 : 1,665,591,709,612.50 = 1,665,591,709,612.50 : x
2. Step 2: Convert to fraction form
   755,770,778,392.50/1,665,591,709,612.50 = 1,665,591,709,612.50/x
3. Step 3: Cross multiply
   755,770,778,392.50x = 1,665,591,709,612.50 × 1,665,591,709,612.50
4. Step 4: Simplify right side
   755,770,778,392.50x = 2,774,195,743,129,890,698,821,632
5. Step 5: Solve for x
   x = 2,774,195,743,129,890,698,821,632/755,770,778,392.50
6. Step 6: Final answer
   x = 3,670,684,051,890.07