Finding the Third Proportional to 5,826,989,828 and 12,816,241,144

Step by Step Solution

1. Step 1: Write the proportion equation
   5,826,989,828 : 12,816,241,144 = 12,816,241,144 : x
2. Step 2: Convert to fraction form
   5,826,989,828/12,816,241,144 = 12,816,241,144/x
3. Step 3: Cross multiply
   5,826,989,828x = 12,816,241,144 × 12,816,241,144
4. Step 4: Simplify right side
   5,826,989,828x = 164,256,037,061,158,436,864
5. Step 5: Solve for x
   x = 164,256,037,061,158,436,864/5,826,989,828
6. Step 6: Final answer
   x = 28,188,831,954.34