Finding the Third Proportional to 2,118,046,113 and 4,617,459,693

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118,046,113 : 4,617,459,693 = 4,617,459,693 : x
2. Step 2: Convert to fraction form
   2,118,046,113/4,617,459,693 = 4,617,459,693/x
3. Step 3: Cross multiply
   2,118,046,113x = 4,617,459,693 × 4,617,459,693
4. Step 4: Simplify right side
   2,118,046,113x = 21,320,934,016,479,653,888
5. Step 5: Solve for x
   x = 21,320,934,016,479,653,888/2,118,046,113
6. Step 6: Final answer
   x = 10,066,321,920.76