Finding the Third Proportional to 1,017,990,189 and 1,556,568,103.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,990,189 : 1,556,568,103.50 = 1,556,568,103.50 : x
2. Step 2: Convert to fraction form
   1,017,990,189/1,556,568,103.50 = 1,556,568,103.50/x
3. Step 3: Cross multiply
   1,017,990,189x = 1,556,568,103.50 × 1,556,568,103.50
4. Step 4: Simplify right side
   1,017,990,189x = 2,422,904,260,833,586,688
5. Step 5: Solve for x
   x = 2,422,904,260,833,586,688/1,017,990,189
6. Step 6: Final answer
   x = 2,380,086,062.73