Finding the Third Proportional to 1,515,845,804 and 3,298,613,271

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,845,804 : 3,298,613,271 = 3,298,613,271 : x
2. Step 2: Convert to fraction form
   1,515,845,804/3,298,613,271 = 3,298,613,271/x
3. Step 3: Cross multiply
   1,515,845,804x = 3,298,613,271 × 3,298,613,271
4. Step 4: Simplify right side
   1,515,845,804x = 10,880,849,511,617,318,912
5. Step 5: Solve for x
   x = 10,880,849,511,617,318,912/1,515,845,804
6. Step 6: Final answer
   x = 7,178,071,465.39