Finding the Third Proportional to 2,587,483,569 and 4,224,680,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,483,569 : 4,224,680,581.50 = 4,224,680,581.50 : x
2. Step 2: Convert to fraction form
   2,587,483,569/4,224,680,581.50 = 4,224,680,581.50/x
3. Step 3: Cross multiply
   2,587,483,569x = 4,224,680,581.50 × 4,224,680,581.50
4. Step 4: Simplify right side
   2,587,483,569x = 17,847,926,015,703,177,216
5. Step 5: Solve for x
   x = 17,847,926,015,703,177,216/2,587,483,569
6. Step 6: Final answer
   x = 6,897,792,986.80