Finding the Third Proportional to 3,786,060 and 8,214,288

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,060 : 8,214,288 = 8,214,288 : x
2. Step 2: Convert to fraction form
   3,786,060/8,214,288 = 8,214,288/x
3. Step 3: Cross multiply
   3,786,060x = 8,214,288 × 8,214,288
4. Step 4: Simplify right side
   3,786,060x = 67,474,527,346,944
5. Step 5: Solve for x
   x = 67,474,527,346,944/3,786,060
6. Step 6: Final answer
   x = 17,821,832.55