Finding the Third Proportional to 12,683,807 and 19,608,606

Step by Step Solution

1. Step 1: Write the proportion equation
   12,683,807 : 19,608,606 = 19,608,606 : x
2. Step 2: Convert to fraction form
   12,683,807/19,608,606 = 19,608,606/x
3. Step 3: Cross multiply
   12,683,807x = 19,608,606 × 19,608,606
4. Step 4: Simplify right side
   12,683,807x = 384,497,429,263,236
5. Step 5: Solve for x
   x = 384,497,429,263,236/12,683,807
6. Step 6: Final answer
   x = 30,314,039.73