Finding the Third Proportional to 799,105,380,438 and 1,864,643,658,510

Step by Step Solution

1. Step 1: Write the proportion equation
   799,105,380,438 : 1,864,643,658,510 = 1,864,643,658,510 : x
2. Step 2: Convert to fraction form
   799,105,380,438/1,864,643,658,510 = 1,864,643,658,510/x
3. Step 3: Cross multiply
   799,105,380,438x = 1,864,643,658,510 × 1,864,643,658,510
4. Step 4: Simplify right side
   799,105,380,438x = 3,476,895,973,221,557,740,765,184
5. Step 5: Solve for x
   x = 3,476,895,973,221,557,740,765,184/799,105,380,438
6. Step 6: Final answer
   x = 4,350,985,562,524.72