Finding the Third Proportional to 8,411,288 and 12,602,938

Step by Step Solution

1. Step 1: Write the proportion equation
   8,411,288 : 12,602,938 = 12,602,938 : x
2. Step 2: Convert to fraction form
   8,411,288/12,602,938 = 12,602,938/x
3. Step 3: Cross multiply
   8,411,288x = 12,602,938 × 12,602,938
4. Step 4: Simplify right side
   8,411,288x = 158,834,046,231,844
5. Step 5: Solve for x
   x = 158,834,046,231,844/8,411,288
6. Step 6: Final answer
   x = 18,883,439.28