Finding the Third Proportional to 2,628,428,516 and 5,655,506,751

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628,428,516 : 5,655,506,751 = 5,655,506,751 : x
2. Step 2: Convert to fraction form
   2,628,428,516/5,655,506,751 = 5,655,506,751/x
3. Step 3: Cross multiply
   2,628,428,516x = 5,655,506,751 × 5,655,506,751
4. Step 4: Simplify right side
   2,628,428,516x = 31,984,756,610,606,575,616
5. Step 5: Solve for x
   x = 31,984,756,610,606,575,616/2,628,428,516
6. Step 6: Final answer
   x = 12,168,775,531.05