Finding the Third Proportional to 10,212,700 and 15,813,672

Step by Step Solution

1. Step 1: Write the proportion equation
   10,212,700 : 15,813,672 = 15,813,672 : x
2. Step 2: Convert to fraction form
   10,212,700/15,813,672 = 15,813,672/x
3. Step 3: Cross multiply
   10,212,700x = 15,813,672 × 15,813,672
4. Step 4: Simplify right side
   10,212,700x = 250,072,222,123,584
5. Step 5: Solve for x
   x = 250,072,222,123,584/10,212,700
6. Step 6: Final answer
   x = 24,486,396.56