Finding the Third Proportional to 2,180,515,193 and 4,755,680,688

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,515,193 : 4,755,680,688 = 4,755,680,688 : x
2. Step 2: Convert to fraction form
   2,180,515,193/4,755,680,688 = 4,755,680,688/x
3. Step 3: Cross multiply
   2,180,515,193x = 4,755,680,688 × 4,755,680,688
4. Step 4: Simplify right side
   2,180,515,193x = 22,616,498,806,216,155,136
5. Step 5: Solve for x
   x = 22,616,498,806,216,155,136/2,180,515,193
6. Step 6: Final answer
   x = 10,372,089,531.33