Finding the Third Proportional to 2,078,926,716 and 4,622,666,748

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,926,716 : 4,622,666,748 = 4,622,666,748 : x
2. Step 2: Convert to fraction form
   2,078,926,716/4,622,666,748 = 4,622,666,748/x
3. Step 3: Cross multiply
   2,078,926,716x = 4,622,666,748 × 4,622,666,748
4. Step 4: Simplify right side
   2,078,926,716x = 21,369,047,863,064,895,488
5. Step 5: Solve for x
   x = 21,369,047,863,064,895,488/2,078,926,716
6. Step 6: Final answer
   x = 10,278,884,627.63