Finding the Third Proportional to 2,445,864,689,630.90 and 5,321,150,214,364.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445,864,689,630.90 : 5,321,150,214,364.50 = 5,321,150,214,364.50 : x
2. Step 2: Convert to fraction form
   2,445,864,689,630.90/5,321,150,214,364.50 = 5,321,150,214,364.50/x
3. Step 3: Cross multiply
   2,445,864,689,630.90x = 5,321,150,214,364.50 × 5,321,150,214,364.50
4. Step 4: Simplify right side
   2,445,864,689,630.90x = 28,314,639,603,831,365,571,706,880
5. Step 5: Solve for x
   x = 28,314,639,603,831,365,571,706,880/2,445,864,689,630.90
6. Step 6: Final answer
   x = 11,576,535,580,185.46