Finding the Third Proportional to 918,103,578.75 and 1,992,083,356.69

Step by Step Solution

1. Step 1: Write the proportion equation
   918,103,578.75 : 1,992,083,356.69 = 1,992,083,356.69 : x
2. Step 2: Convert to fraction form
   918,103,578.75/1,992,083,356.69 = 1,992,083,356.69/x
3. Step 3: Cross multiply
   918,103,578.75x = 1,992,083,356.69 × 1,992,083,356.69
4. Step 4: Simplify right side
   918,103,578.75x = 3,968,396,099,991,337,472
5. Step 5: Solve for x
   x = 3,968,396,099,991,337,472/918,103,578.75
6. Step 6: Final answer
   x = 4,322,383,870.23