Finding the Third Proportional to 12,363,636 and 18,912,606

Step by Step Solution

1. Step 1: Write the proportion equation
   12,363,636 : 18,912,606 = 18,912,606 : x
2. Step 2: Convert to fraction form
   12,363,636/18,912,606 = 18,912,606/x
3. Step 3: Cross multiply
   12,363,636x = 18,912,606 × 18,912,606
4. Step 4: Simplify right side
   12,363,636x = 357,686,665,711,236
5. Step 5: Solve for x
   x = 357,686,665,711,236/12,363,636
6. Step 6: Final answer
   x = 28,930,539.99