Finding the Third Proportional to 12,389,112 and 27,171,288

Step by Step Solution

1. Step 1: Write the proportion equation
   12,389,112 : 27,171,288 = 27,171,288 : x
2. Step 2: Convert to fraction form
   12,389,112/27,171,288 = 27,171,288/x
3. Step 3: Cross multiply
   12,389,112x = 27,171,288 × 27,171,288
4. Step 4: Simplify right side
   12,389,112x = 738,278,891,578,944
5. Step 5: Solve for x
   x = 738,278,891,578,944/12,389,112
6. Step 6: Final answer
   x = 59,590,944.98