Finding the Third Proportional to 8,949,362,878 and 12,443,373,747

Step by Step Solution

1. Step 1: Write the proportion equation
   8,949,362,878 : 12,443,373,747 = 12,443,373,747 : x
2. Step 2: Convert to fraction form
   8,949,362,878/12,443,373,747 = 12,443,373,747/x
3. Step 3: Cross multiply
   8,949,362,878x = 12,443,373,747 × 12,443,373,747
4. Step 4: Simplify right side
   8,949,362,878x = 154,837,550,207,528,828,928
5. Step 5: Solve for x
   x = 154,837,550,207,528,828,928/8,949,362,878
6. Step 6: Final answer
   x = 17,301,516,579.26