Finding the Third Proportional to 16,813,869,975 and 37,054,942,142

Step by Step Solution

1. Step 1: Write the proportion equation
   16,813,869,975 : 37,054,942,142 = 37,054,942,142 : x
2. Step 2: Convert to fraction form
   16,813,869,975/37,054,942,142 = 37,054,942,142/x
3. Step 3: Cross multiply
   16,813,869,975x = 37,054,942,142 × 37,054,942,142
4. Step 4: Simplify right side
   16,813,869,975x = 1,373,068,737,146,967,556,096
5. Step 5: Solve for x
   x = 1,373,068,737,146,967,556,096/16,813,869,975
6. Step 6: Final answer
   x = 81,662,861,624.87