Finding the Third Proportional to 2,118,046,122 and 4,617,459,708

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118,046,122 : 4,617,459,708 = 4,617,459,708 : x
2. Step 2: Convert to fraction form
   2,118,046,122/4,617,459,708 = 4,617,459,708/x
3. Step 3: Cross multiply
   2,118,046,122x = 4,617,459,708 × 4,617,459,708
4. Step 4: Simplify right side
   2,118,046,122x = 21,320,934,155,003,445,248
5. Step 5: Solve for x
   x = 21,320,934,155,003,445,248/2,118,046,122
6. Step 6: Final answer
   x = 10,066,321,943.39