Finding the Third Proportional to 2,685,706,569 and 5,779,559,947

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,706,569 : 5,779,559,947 = 5,779,559,947 : x
2. Step 2: Convert to fraction form
   2,685,706,569/5,779,559,947 = 5,779,559,947/x
3. Step 3: Cross multiply
   2,685,706,569x = 5,779,559,947 × 5,779,559,947
4. Step 4: Simplify right side
   2,685,706,569x = 33,403,313,180,966,641,664
5. Step 5: Solve for x
   x = 33,403,313,180,966,641,664/2,685,706,569
6. Step 6: Final answer
   x = 12,437,439,579.78